CN220057498U - Rail transit turnout device - Google Patents
Rail transit turnout device Download PDFInfo
- Publication number
- CN220057498U CN220057498U CN202321575710.8U CN202321575710U CN220057498U CN 220057498 U CN220057498 U CN 220057498U CN 202321575710 U CN202321575710 U CN 202321575710U CN 220057498 U CN220057498 U CN 220057498U
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- CN
- China
- Prior art keywords
- rail
- fixed
- switch
- movable
- movable switch
- 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.)
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- 241001669679 Eleotris Species 0.000 claims description 8
- 239000004575 stone Substances 0.000 abstract description 6
- 238000005299 abrasion Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 230000002035 prolonged effect Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000005339 levitation Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Abstract
The utility model relates to a rail transit turnout device, which relates to the technical field of rail transit and aims to solve the problem that friction and abrasion between a movable switch rail and road stones are serious. The utility model has the effect of prolonging the service life.
Description
Technical Field
The utility model relates to the technical field of rail transit, in particular to a rail transit turnout device.
Background
Rail traffic is most commonly used for short modern urban rail traffic. Along with the acceleration of the urban process of China, various light railway systems such as underground railways, light rail railways, monorail railways, magnetic levitation railways and the like serving in cities are built, urban rail transit is a large-traffic rapid public transportation system which takes electric energy as main power energy and adopts a wheeltrack operation system, is mainly responsible for barrier-free and short-distance passenger transportation, and is usually taken as a transportation carrier by a light motor train unit or a tramcar, so that the traffic pressure of dense passenger flows in the cities is effectively relieved.
The turnout device is a line connecting device for transferring rolling stock from one track to another track, is one of weak links of the track, is normally paved in a large number at a station and a marshalling station, has turnouts, can fully exert the passing capability of the line, and can split the train even if the turnouts are single-track railways, the turnouts are paved, and a section of fork line which is longer than the length of the train is built. The switch plays an important role on the railway line.
In the prior art, when the switch device changes the rail of a vehicle, the fixed rail and the movable switch rail can move relatively, and the bottom of the movable switch rail rubs with stones on the road surface in the rail changing process, so that the movable switch rail is worn, and the service life of the movable switch rail is influenced when the wear is serious, so the switch device needs to be improved.
Disclosure of Invention
The utility model provides a rail transit turnout device, which aims to solve the problem that a movable switch rail and a road surface stone are severely rubbed and worn.
The utility model provides a track traffic turnout device which adopts the following technical scheme:
the utility model provides a rail transit switch device, includes fixed straight rail, fixed bent rail and two movable switch rails, fixed straight rail and fixed bent rail set up relatively, two the movable switch rail all sets up between fixed straight rail and fixed bent rail, one the movable switch rail with fixed straight rail parallel arrangement, another the movable switch rail with fixed bent rail parallel arrangement, two the movable switch rail is provided with the frog jointly, two be provided with the connecting plate between the movable switch rail, just one side of fixed straight rail is provided with the switch mechanism that is used for removing two movable switch rails, the tip at two movable switch rails is connected respectively to the both ends of connecting plate, all be provided with fixed backing plate on the lateral wall of fixed straight rail and fixed bent rail, two fixed backing plate with two the movable switch rail corresponds, fixed backing plate sets up in the below of movable switch rail, the width of fixed backing plate is greater than the travel of movable switch rail.
During rail changing, the bottom of the movable switch rail rubs with stones on the road surface, so that the movable switch rail is worn, and the service life of the movable switch rail is influenced when the wear is serious; by adopting the technical scheme, the side walls of the fixed straight rail and the fixed curved rail are welded with the fixed backing plate, and the width of the fixed backing plate is larger than the moving travel of the movable switch rail; when the vehicle runs on the track to change the track, the switch mechanism drives the two movable switch rails to move, so that one movable switch rail is abutted against the fixed straight rail, and the other movable switch rail is separated from the fixed curved rail, thereby realizing track change; through the setting of connecting plate and fixed backing plate, prolonged the life of movable switch rail, fixed backing plate surface is more smooth, has reduced the bottom of original movable switch rail and the serious phenomenon of road surface pebble friction lead to wearing and tearing, has reduced the maintenance frequency and the work load of movable switch rail, and has improved the stability when the vehicle passes through, and the noise that produces when movable switch rail removes simultaneously is littleer.
Optionally, two ends of the connecting plate are respectively provided with a clamping block, two clamping blocks respectively correspond to the two movable switch rails, a groove for inserting the movable switch rails is formed in the side wall of each clamping block, and the clamping blocks are arranged on the fixed base plate.
By adopting the technical scheme, the clamping blocks are integrally formed at the two ends of the connecting plate, and the movable switch rail is inserted into the groove of the clamping hole; through the setting of grip block and recess, help realizing the fixed between connecting plate and the movable point rail, slide on fixed backing plate through the grip block simultaneously, need not to move between point rail and the fixed backing plate and contact, further improve movable point rail's life, and in daily maintenance process, only need change the connecting plate, reduce the work load of maintaining.
Optionally, each clamping block is provided with a fastening bolt for fixing the movable switch rail.
By adopting the technical scheme, the clamping block is provided with the fastening bolt, the screw rod of the fastening bolt penetrates through the clamping block and the movable switch rail, and the nut of the fastening bolt is in threaded connection with the screw rod and is abutted against the clamping block; through fastening bolt's setting, further fix movable switch rail and grip block, reduce the possibility that movable switch rail deviate from in the recess of grip block, help improving the stability of connection.
Optionally, the switch mechanism includes switch motor, switch lead screw, slide and switch bottom plate, the switch bottom plate sets up between two movable switch rails, the spout has been seted up on the switch bottom plate, the spout is seted up along fixed straight rail towards fixed curved rail direction, the both ends of switch lead screw rotate respectively and set up in the spout, the output of switch motor is connected at the tip of switch lead screw, slide sliding connection is in the spout, and slide and switch lead screw threaded connection, the upper surface of slide links to each other with the connecting plate.
By adopting the technical scheme, the switch mechanism consists of a switch motor, a switch screw rod, a sliding seat and a switch bottom plate; when the track is changed, the switch motor works, the switch motor drives the switch screw rod to rotate, the sliding seat slides in the sliding groove, the connecting plate drives the two movable switch rails to move, and finally the track change is realized; through switch motor, switch lead screw, slide and switch bottom plate, easy operation, it is convenient to become the rail.
Optionally, the bottom of connecting plate is provided with the connecting rod, the connecting rod is vertical to be set up in the middle section department of connecting plate, the one end and the slide fixed connection of connecting rod keeping away from the connecting plate.
By adopting the technical scheme, a connecting rod is arranged between the connecting plate and the sliding seat; through the setting of connecting rod, help realizing the connection between connecting plate and the slide, connect reliably.
Optionally, a plurality of sleepers are arranged at the bottoms of the fixed straight rail and the fixed curved rail, and the sleepers are sequentially and equidistantly arranged along the length direction of the fixed straight rail.
By adopting the technical scheme, a plurality of sleepers are arranged between the fixed straight rail and the fixed curved rail; the arrangement of the sleepers is beneficial to supporting the steel rail, keeping the position of the steel rail stable and transmitting the pressure transmitted by the steel rail to the ballast bed.
Optionally, the fixed straight rail is provided with a plurality of clamp plates along width direction's both sides respectively, and two sets of clamp plates are arranged in proper order along the length direction of fixed straight rail, the clamp plate butt is on the rail bottom of fixed straight rail, be provided with on the clamp plate be used for with sleeper fixed fixing bolt, just be provided with a plurality of clamp plates on the fixed curved rail.
By adopting the technical scheme, a plurality of pressing plates are arranged on the fixed straight rail and the fixed curved rail; through the setting of a plurality of clamp plates, help realizing the fixed of fixed straight rail and fixed curved rail, reduce the fixed straight rail and fixed curved rail and take place the possibility of skew.
Optionally, guard rails are disposed on the fixed straight rail and the fixed curved rail, the two guard rails are disposed on one side of the fixed straight rail and one side of the fixed curved rail, which is close to the frog, respectively, and one guard rail is disposed parallel to the fixed straight rail, and the other guard rail is disposed parallel to the fixed curved rail.
By adopting the technical scheme, the guard rail is arranged on the fixed straight rail and the fixed curved rail; through the setting of guardrail, the guardrail is located fixed straight rail and fixed curved rail and is close to the side of frog for guide vehicle through harmful space, avoid taking place the possibility of striking with the frog core tip of frog.
In summary, the present utility model includes at least one of the following beneficial technical effects:
the service life of the movable switch rail is prolonged through the arrangement of the connecting plate and the fixed base plate, the surface of the fixed base plate is smoother, the phenomenon of serious abrasion caused by friction between the bottom of the original movable switch rail and road stones is reduced, the maintenance frequency and the workload of the movable switch rail are reduced, the stability of a vehicle during passing is improved, and meanwhile, the noise generated by moving the movable switch rail is smaller;
the arrangement of the clamping blocks and the grooves is beneficial to realizing the fixation between the connecting plate and the movable switch rail, meanwhile, the clamping blocks slide on the fixed base plate, the movable switch rail does not need to be contacted with the fixed base plate, the service life of the movable switch rail is further prolonged, in the daily maintenance process, the connecting plate is only required to be replaced, and the maintenance workload is reduced;
the arrangement of the sleepers is beneficial to supporting the steel rail, keeping the position of the steel rail stable and transmitting the pressure transmitted by the steel rail to the ballast bed.
Drawings
Fig. 1 is a schematic structural view of a rail transit switch device according to an embodiment of the present utility model.
Fig. 2 is an enlarged view of a portion a of fig. 1.
Fig. 3 is an enlarged view of a portion B of fig. 1.
Reference numerals illustrate: 1. fixing the straight rail; 2. fixing the curved rail; 3. a movable point rail; 4. frog; 5. a switch mechanism; 51. a switch motor; 52. a switch screw rod; 53. a slide; 54. a switch base plate; 541. a chute; 6. a connecting plate; 61. a connecting rod; 7. fixing the backing plate; 8. a clamping block; 81. a groove; 82. a fastening bolt; 9. sleeper; 91. a pressing plate; 92. a fixing bolt; 10. and (3) protecting the rail.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-3.
The embodiment of the utility model discloses a track traffic turnout device. Referring to fig. 1, the rail transit switch device comprises a fixed straight rail 1, a fixed curved rail 2 and two movable switch rails 3, wherein the fixed straight rail 1 and the fixed curved rail 2 are oppositely arranged, the fixed straight rail 1 is a straight rail in the embodiment, the fixed curved rail 2 is a rail with a bending radian, the two movable switch rails 3 are positioned between the fixed straight rail 1 and the fixed curved rail 2, the two movable switch rails 3 are respectively a straight rail and a bending rail, one movable switch rail 3 is parallel to the fixed straight rail 1, the other movable switch rail 3 is parallel to the fixed curved rail 2, and a switch mechanism 5 is arranged on one side of the fixed straight rail 1.
Referring to fig. 1, a frog 4 is installed between a fixed straight rail 1 and a fixed curved rail 2, the frog 4 is located at the ends of the fixed straight rail 1 and the fixed curved rail 2, in this embodiment, two connecting rails are respectively installed on two wing rails of the frog 4, the two connecting rails correspond to two movable switch rails 3, the two connecting rails are respectively and fixedly connected to the two movable switch rails 3, and the connecting rails are consistent with the shapes of the corresponding movable switch rails 3.
Referring to fig. 1 and 2, guard rails 10 are mounted and fixed on the fixed straight rail 1 and the fixed curved rail 2, the two guard rails 10 are mounted on one side of the fixed straight rail 1 and one side of the fixed curved rail 2, which are close to the frog 4, respectively, and the two guard rails 10 are parallel to the corresponding fixed straight rail 1 and fixed curved rail 2, respectively, so as to guide the vehicle to pass through a harmful space and avoid the possibility of collision with the frog tip of the frog 4.
Referring to fig. 1, a plurality of sleepers 9 are installed at the bottoms of a fixed straight rail 1 and a fixed curved rail 2, the sleepers 9 are in a cuboid structure, the sleepers 9 are embedded on the ground, each sleeper 9 is arranged by the fixed straight rail 1 towards the fixed curved rail 2 in the embodiment, and the sleepers 9 are sequentially equidistantly arranged along the length direction of the fixed straight rail 1, so that the fixed straight rail 1 and the fixed curved rail 2 are uniformly distributed on the sleepers 9.
Referring to fig. 1 and 2, a plurality of pressing plates 91 are respectively installed and fixed on two sides of a fixed straight rail 1 along the width direction, two groups of pressing plates 91 are respectively arranged in sequence along the length direction of the fixed straight rail 1, each pressing plate 91 is abutted on the rail bottom of the fixed straight rail 1, fixing bolts 92 for fixing the sleeper 9 are installed on the pressing plates 91, and a plurality of pressing plates 91 are also arranged on a fixed curved rail 2 in the embodiment so as to fix the fixed straight rail 1 and the fixed curved rail 2 and reduce the possibility of offset of the fixed straight rail 1 and the fixed curved rail 2.
Referring to fig. 1 and 3, fixed tie plates 7 are welded and fixed on the side walls of the fixed straight rail 1 and the fixed curved rail 2, in this embodiment, one of the fixed tie plates 7 is located at one side of the fixed straight rail 1 close to the fixed curved rail 2, the other fixed tie plate 7 is located at one side of the fixed curved rail 2 close to the fixed straight rail 1, the two fixed tie plates 7 are oppositely arranged, the length of the fixed tie plate 7 is greater than the length of the movable point rail 3, the width of the fixed tie plate 7 is greater than the moving stroke of the movable point rail 3, the fixed tie plate 7 is located below the movable point rail 3, so as to prolong the service life of the movable point rail 3, the surface of the fixed tie plate 7 is smooth, the phenomenon that abrasion is serious due to friction between the bottom of the original movable point rail 3 and road stones is reduced, and maintenance frequency and workload of the movable point rail 3 are reduced.
Referring to fig. 1 and 3, a connecting plate 6 is fixed between two movable switch rails 3, in this embodiment, the number of connecting plates 6 may be multiple, two ends of the connecting plate 6 are uniformly formed with clamping blocks 8, the clamping blocks 8 are located on fixed base plates 7, two clamping blocks 8 correspond to the two movable switch rails 3, a groove 81 is formed on one side of any clamping block 8, which is close to the corresponding movable switch rail 3, of the movable switch rail 3 is inserted into the groove 81, a fastening bolt 82 for fixing is installed on the clamping block 8, a screw rod of the fastening bolt 82 penetrates through the clamping block 8 and the movable switch rail 3, a nut of the fastening bolt 82 is in threaded connection with the screw rod and abuts against the clamping block 8, contact between the movable switch rail 3 and the fixed base plates 7 is not needed, so that the service life of the movable switch rail 3 is further prolonged, and the maintenance workload is reduced.
Referring to fig. 1 and 3, the switch mechanism 5 includes a switch motor 51, a switch screw 52, a sliding seat 53 and a switch bottom plate 54, the switch bottom plate 54 is fixedly mounted on the ground through bolts, the switch bottom plate 54 is located below the connecting plate 6, a sliding groove 541 is formed in the switch bottom plate 54, in this embodiment, the sliding groove 541 is formed along the direction of the fixed straight rail 1 towards the fixed curved rail 2, two ends of the switch screw 52 are rotatably connected in the sliding groove 541 through bearings, the switch screw 52 is parallel to the sleeper 9, an output end of the switch motor 51 is connected to an end of the switch screw 52, and the switch motor 51 can realize forward and reverse rotation to control the rotation of the switch screw 52.
Referring to fig. 3, a sliding seat 53 is slidably connected in a sliding groove 541, the sliding seat 53 is in threaded connection with a switch screw 52, a connecting rod 61 is welded and fixed at the bottom of a connecting plate 6, the connecting rod 61 is vertically installed at the middle section of the connecting plate 6, and one end of the connecting rod 61 away from the connecting plate 6 is fixedly connected with the upper surface of the sliding seat 53.
The implementation principle of the track traffic turnout device provided by the embodiment of the utility model is as follows: when the vehicle runs on the track to change the track, the switch motor 51 works, the switch motor 51 drives the switch screw rod 52 to rotate, the sliding seat 53 slides in the sliding groove 541, the connecting plate 6 drives the two movable switch rails 3 to move, the clamping block 8 slides on the fixed base plate 7, so that one movable switch rail 3 is abutted against the fixed straight rail 1, and the other movable switch rail 3 is separated from the fixed curved rail 2, thereby realizing track change for the vehicle to pass; through the setting of connecting plate 6 and fixed bolster 7, prolonged the life of movable switch rail 3, fixed bolster 7 surface is comparatively smooth, has reduced the bottom of original movable switch rail 3 and the serious phenomenon of road surface pebble friction lead to wearing and tearing, has reduced the maintenance frequency and the work load of movable switch rail 3, and has improved the stability when the vehicle passes through, and the noise that produces when movable switch rail 3 removes simultaneously is littleer.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. A rail transit switch device, characterized in that: including fixed straight rail (1), fixed bent rail (2) and two movable switch rails (3), fixed straight rail (1) and fixed bent rail (2) set up relatively, two movable switch rail (3) all set up between fixed straight rail (1) and fixed bent rail (2), one of them movable switch rail (3) and fixed straight rail (1) parallel arrangement, another movable switch rail (3) and fixed bent rail (2) parallel arrangement, two movable switch rail (3) are provided with switch rail (4) jointly, two be provided with connecting plate (6) between movable switch rail (3), just one side of fixed straight rail (1) is provided with switch mechanism (5) that are used for removing two movable switch rails (3), the tip at two movable switch rail (3) is connected respectively to the both ends of connecting plate (6), fixed switch rail (1) and fixed bent rail (2) are provided with fixed backing plate (7) on the lateral wall, two fixed backing plate (7) with two movable switch rail (3) are corresponding, movable backing plate (7) are provided with two movable switch rail (3) move in fixed side (7), move in movable backing plate (7).
2. A track traffic switch arrangement as claimed in claim 1, wherein: clamping blocks (8) are respectively arranged at two ends of the connecting plate (6), the two clamping blocks (8) are respectively corresponding to the two movable switch rails (3), grooves (81) for inserting the movable switch rails (3) are formed in the side walls of the clamping blocks (8), and the clamping blocks (8) are arranged on the fixed base plate (7).
3. A track traffic switch arrangement as claimed in claim 2, wherein: each clamping block (8) is provided with a fastening bolt (82) for fixing the movable switch rail (3).
4. A track traffic switch arrangement as claimed in claim 1, wherein: the utility model provides a switch mechanism (5) is including switch motor (51), switch lead screw (52), slide (53) and switch bottom plate (54), switch bottom plate (54) set up between two movable switch rails (3), spout (541) have been seted up on switch bottom plate (54), spout (541) are seted up towards fixed curved track (2) direction along fixed straight rail (1), the both ends of switch lead screw (52) rotate respectively and set up in spout (541), the output of switch motor (51) is connected at the tip of switch lead screw (52), slide (53) sliding connection is in spout (541), and slide (53) and switch lead screw (52) threaded connection, the upper surface of slide (53) links to each other with connecting plate (6).
5. A track traffic switch assembly as in claim 4 wherein: the bottom of connecting plate (6) is provided with connecting rod (61), connecting rod (61) are vertical to be set up in the middle section department of connecting plate (6), one end and slide (53) fixed connection that connecting rod (61) kept away from connecting plate (6).
6. A track traffic switch arrangement as claimed in claim 1, wherein: the bottom of fixed straight rail (1) and fixed curved rail (2) is provided with a plurality of sleeper (9), a plurality of sleeper (9) are equidistant the arranging in proper order along the length direction of fixed straight rail (1).
7. A track traffic switch arrangement as claimed in claim 6, wherein: the fixed straight rail (1) is provided with a plurality of clamp plates (91) respectively along width direction's both sides, and two sets of clamp plates (91) are arranged in proper order along the length direction of fixed straight rail (1), clamp plate (91) butt is on the rail bottom of fixed straight rail (1), be provided with on clamp plate (91) and be used for fixed bolt (92) with sleeper (9), just be provided with a plurality of clamp plates (91) on fixed curved rail (2).
8. A track traffic switch arrangement as claimed in claim 1, wherein: the fixed straight rail (1) and the fixed curved rail (2) are respectively provided with a guard rail (10), the two guard rails (10) are respectively arranged on one side, close to the frog (4), of the fixed straight rail (1) and the fixed curved rail (2), one guard rail (10) is arranged in parallel with the fixed straight rail (1), and the other guard rail (10) is arranged in parallel with the fixed curved rail (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321575710.8U CN220057498U (en) | 2023-06-20 | 2023-06-20 | Rail transit turnout device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321575710.8U CN220057498U (en) | 2023-06-20 | 2023-06-20 | Rail transit turnout device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220057498U true CN220057498U (en) | 2023-11-21 |
Family
ID=88759170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321575710.8U Active CN220057498U (en) | 2023-06-20 | 2023-06-20 | Rail transit turnout device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220057498U (en) |
-
2023
- 2023-06-20 CN CN202321575710.8U patent/CN220057498U/en active Active
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