CN216474282U - Rack-type toothed rail railway tooth-entering transition device - Google Patents
Rack-type toothed rail railway tooth-entering transition device Download PDFInfo
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- CN216474282U CN216474282U CN202122811178.2U CN202122811178U CN216474282U CN 216474282 U CN216474282 U CN 216474282U CN 202122811178 U CN202122811178 U CN 202122811178U CN 216474282 U CN216474282 U CN 216474282U
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Abstract
The utility model provides a frame type cogged rail railway goes into tooth transition device, effectively guarantees behind the cogged rail vehicle through going into tooth transition device can be smoothly with the cogged rail meshing in, and go into tooth transition device and go into the stable installation of tooth changeover portion rail, and simple to operate not only still provides very big facility for later stage maintenance and repair. The speed difference adjusting section, the meshing adjusting section and the meshing correcting section are arranged from the wheel rail section to the tooth rail section in sequence, and the speed difference adjusting section, the meshing adjusting section and the meshing correcting section are fixedly arranged on the integral type fixing frame and are fixedly connected with the track bed. And height adjusting mechanisms are arranged in the speed difference adjusting section, the meshing adjusting section and the meshing correcting section. And longitudinal limiting mechanisms are arranged in the speed difference adjusting section and the meshing adjusting section.
Description
Technical Field
The utility model relates to rail transit, in particular to a frame type tooth rail railway tooth entering transition device for mountain tooth rail transit.
Background
The tooth rail railway is as novel track traffic, through the fluted disc on the tooth rail vehicle with lay the tooth rail meshing in the middle of the rail, greatly improved the climbing ability of tooth rail vehicle, effectively promoted the development of mountain region tourism traffic. When the train enters the rack rail section from the wheel rail section, if the phenomenon that the fluted disc and the rack rail cannot be meshed normally occurs, the train is greatly impacted, the running safety of the train is influenced, meanwhile, the abrasion to the rack rail is increased, and the service life of the transition section rack rail is shortened. In view of the above, there is a need for a transition device that is easy to install and replace, and has a robust structure that ensures that a rack-rail vehicle can safely and smoothly enter the rack-rail section from the wheel-rail section.
The utility model discloses a three-section type wheel rail-cogged rail transition device that does not stop of cogged rail traffic system is disclosed in the description of the utility model of patent No. 201820116034.0, mainly comprises inclined plane transition device, cylinder transition device and rack transition device, and the vertical power that provides through transition device makes vehicle and rail take place to slide, and fluted disc and cogged rail mesh smoothly when realizing that the vehicle gets into the cogged rail section. The transition device and the relative mounting and fixing of the rails are not disclosed in this patent.
Therefore, it is necessary to develop a frame-type rack-rail tooth-entering transition structure, so that the stability of the tooth-entering transition mechanism and the steel rail structure in the tooth-entering transition section is ensured while the smooth passing of the rack-rail train through the tooth-entering transition section is ensured, and convenience is provided for later maintenance and repair.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a rack-type toothed rail railway tooth entering transition device, which effectively ensures that a toothed rail vehicle can be smoothly meshed with a toothed rail after passing through the tooth entering transition device, and simultaneously ensures the stable installation of the tooth entering transition device and a steel rail at a tooth entering transition section, thereby not only being convenient to install, but also providing great convenience for later maintenance and repair.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
the utility model discloses a three-section type tooth entering transition device for a rack rail railway, which comprises a speed difference adjusting section, a meshing adjusting section and a meshing correcting section which are sequentially arranged from a wheel rail section to a rack rail section, and is characterized in that: the difference adjusting section, the meshing adjusting section and the meshing correcting section are fixedly arranged on the integral fixing frame and are fixedly connected with the ballast bed; height adjusting mechanisms are arranged in the speed difference adjusting section, the meshing adjusting section and the meshing correcting section; and longitudinal limiting mechanisms are arranged in the speed difference adjusting section and the meshing adjusting section.
The integral fixed frame main body is a cuboid and consists of I-steel, a cover plate, a transverse baffle, a fixed bottom plate and a transverse reinforcing plate; the I-beams are arranged on the two transverse sides, and the longitudinal ends of the I-beams on the two sides are welded with transverse baffles for sealing; the fixed bottom plate is welded and connected with bottom plates of I-shaped steels on two sides; the transverse two ends of the cover plate are lapped on the top surface of the I-shaped steel at the same side, the steel rail is installed and fixed on the top plate of the I-shaped steel through a steel rail fastener, and the steel rail fastener positioned on the inner side forms buckling pressure on the lapping end of the cover plate; the transverse reinforcing plates are longitudinally arranged at intervals on the outer side of the I-shaped steel and are welded with the top plate, the vertical plate and the bottom plate of the I-shaped steel.
The beneficial effects of the utility model are mainly reflected in the following aspects:
the tooth-entering transition device is positioned on an integral fixed frame and is stably connected with a ballast bed through the integral fixed frame, the two transverse ends of the frame are of I-shaped steel structures, the tops of the I-shaped steel structures are used for fixing steel rails, and a top cover plate of the fixed frame is connected with a transition section. The stability of the tooth entering transition mechanism is guaranteed, and the position fixation of the steel rail at the tooth entering transition section is effectively solved. The overall structure is simple, and the tooth entering device is convenient to replace in the later period;
and secondly, height adjusting mechanisms are arranged in the speed difference adjusting section, the meshing adjusting section and the meshing correcting section, and the height of the transition device is changed when the gear and the rack are not meshed correctly, so that the impact on the wheel is reduced. The rotating speed of the gear is adjusted to be the same as that of the steel wheel through the speed difference adjusting section, the angle of the gear is adjusted through the meshing adjusting section, the gear which is not meshed correctly can be meshed correctly with the rack after being adjusted, and the complete meshing of the gear and the rack is further ensured through the meshing correcting section;
and thirdly, longitudinal limiting mechanisms are arranged in the speed difference adjusting section and the meshing adjusting section, and when the gear and the rack are not normally meshed, longitudinal resistance is provided through the longitudinal limiting mechanisms, so that impact on the gear entering transition device is reduced, and the service life is prolonged.
Drawings
The specification includes the following eight drawings:
FIG. 1 is a three-dimensional schematic view of a rack-track railway tooth-entering transition device of the present invention;
FIG. 2 is a top view of a rack-track railway tooth-entering transition device of the present invention;
FIG. 3 is a three-dimensional schematic view of a speed difference adjusting section in the frame-type tooth track railway tooth entering transition device according to the present invention;
FIG. 4 is a three-dimensional schematic view of a meshing adjustment section in a rack-type tooth-track railway tooth-entering transition device according to the present invention;
FIG. 5 is a three-dimensional schematic view of a mesh correction segment in a rack-type tooth-track railway tooth-entering transition device according to the present invention;
FIG. 6 is a three-dimensional schematic view of a longitudinal limiting mechanism in a rack-in transition device for a frame-type rack-rail railway according to the present invention;
FIG. 7 is a three-dimensional schematic view of a height adjustment mechanism in a rack-in transition device for a frame-type rack-track railway according to the present invention;
fig. 8 is a front view of a height adjusting mechanism in the rack-in transition device of the frame-type rack rail railway of the utility model.
Main part names and corresponding labels in the figure: the device comprises a speed difference adjusting section 10, a bevel steel plate 11, an engagement adjusting section 20, a roller 21, an engagement correcting section 30, a correction toothed rail 31, a toothed rail fastener 32, an integral fixed frame 40, an I-steel 41, a cover plate 42, a transverse baffle 43, a fixed bottom plate 44, a transverse reinforcing plate 45, a steel rail 50, a steel rail fastener 51, a height adjusting mechanism 60, a guide cylinder 61, a support bottom plate 62, a spring 63, a lower support 64, a vertical arm 65, an upper support 66, a longitudinal limiting mechanism 70, a first hinged support 71, a second hinged support 72, a limiting pin shaft 73, a support 80, a groove-shaped support 81 and a transverse stop 82.
Detailed Description
The utility model is further illustrated with reference to the following figures and examples.
Referring to fig. 1 and 2, the three-section type tooth-entering transition device for the rack-rail railway comprises a speed difference adjusting section 10, a meshing adjusting section 20 and a meshing correcting section 30 which are sequentially arranged from a wheel rail section to a rack rail section. The device is positioned at the transition connection part of the gear rail railway wheel rail section and the gear rail section and is longitudinally and symmetrically distributed along the line, so that the gear rail vehicle can smoothly enter the gear rail section from the wheel rail section. The difference adjusting section 10, the meshing adjusting section 20 and the meshing correcting section 30 are fixedly mounted on an integral fixing frame 40, and the integral fixing frame 40 is fixedly connected with the track bed.
Referring to fig. 1 and 2, the vehicle drives from the track segment into the tooth transition device from the speed difference adjustment segment 10, passes through the meshing adjustment segment 20, and then drives out from the third segment meshing correction segment 30 to enter the track segment. The speed difference adjusting section 10, the meshing adjusting section 20 and the meshing correcting section 30 are all provided with height adjusting mechanisms 60 therein. The height of the transition device is changed when the gear and the rack are not meshed correctly, and therefore impact on the wheel is reduced. The gear rotating speed is adjusted to be the same as that of the steel wheel through the speed difference adjusting section 10, the angle of the gear is adjusted through the meshing adjusting section 20, the gear which is not meshed correctly can be meshed correctly with the rack after being adjusted, and the complete meshing of the gear and the rack is further ensured through the meshing correcting section 30. The longitudinal limiting mechanisms 70 are arranged in the speed difference adjusting section 10 and the meshing adjusting section 20, and when the gear and the rack are not normally meshed, longitudinal resistance is provided through the longitudinal limiting mechanisms, so that impact on the gear entering transition device is reduced, and the service life is prolonged.
Referring to fig. 3, the integral fixing frame 40 has a rectangular parallelepiped body, and is formed of an i-beam 41, a cover plate 42, a transverse baffle plate 43, a fixing bottom plate 44, and a transverse reinforcing plate 45. The I-beams 41 are arranged on the two transverse sides, the longitudinal ends of the I-beams 41 on the two sides are welded with the transverse baffle plates 43 for sealing, and railway ballasts of the wheel rail section and the tooth rail section are effectively isolated while the frame structure is stabilized and fixed. The fixed bottom plate 44 is welded and connected with the bottom plates of the I-shaped steels 41 at two sides. The two transverse ends of the cover plate 42 are lapped on the top surface of the I-shaped steel 41 on the same side, the steel rail 50 is installed and fixed on the top plate of the I-shaped steel 41 through the steel rail fastener 51, and the steel rail fastener 51 positioned on the inner side forms buckling pressure on the lapping end of the cover plate 42. The transverse reinforcing plates 45 are longitudinally arranged at intervals on the outer side of the I-shaped steel 41 and are welded with the top plate, the vertical plate and the bottom plate 44 of the I-shaped steel 41.
As shown in fig. 3, the speed difference adjustment section 10 is arranged longitudinally along the line and includes a slope steel plate 11, a longitudinal limiting mechanism 70 and a support 80. The inclined steel plate 11 is mounted on the support 80, the two sides of the longitudinal end of the support 80 are provided with transverse stoppers 82 for forming transverse restraint on the support, and the transverse stoppers 82 are fixedly mounted on the integral fixing frame 40 for limiting the transverse displacement of the support 80. The longitudinal limiting mechanism 70 is arranged in the middle of the support 80, two ends of the longitudinal limiting mechanism are respectively fixedly connected with the integral fixing frame 40 and the support 80, and when the gear and the steel wheel have a speed difference to influence the height of the height adjusting mechanism, longitudinal force is provided for the speed difference adjusting device 10, so that impact on a vehicle is reduced. The height adjusting mechanism 60 is disposed between the longitudinal limiting mechanism 70 and the longitudinal end of the support 80, and the support 80 is elastically supported at both sides of the height adjusting mechanism 60. When the vehicle enters the speed difference adjusting section 10, the gear and the steel wheel have a certain speed difference, the gear is pressed on the inclined steel plate 11, and then the height adjusting mechanism 60 is compressed, and the gear is accelerated until the linear speed of the gear is approximately the same as the linear speed of the steel wheel through the reaction force of the inclined steel plate 11 to the gear.
Referring to fig. 4, the engagement adjustment segment 20 includes a roller 21, a longitudinal stop mechanism 70, and a cradle 81. The rollers 21 are arranged in the cradle 81 at longitudinally equidistant intervals, the intervals being the same as the pitch of the teeth in the rack. Lateral stoppers 82 for laterally restraining the cradle 81 are provided on both sides of the longitudinal end of the cradle 81 to limit the lateral displacement of the cradle 81, and the lateral stoppers 82 are fixedly mounted to the integrated fixing frame 40. The longitudinal limiting mechanism 70 is arranged in the middle of the groove-shaped support 81, two ends of the longitudinal limiting mechanism are respectively and fixedly connected with the integral fixing frame 40 and the groove-shaped support 81, when the gear collides with the roller 21, the longitudinal displacement of the meshing adjusting device is limited, longitudinal resistance is provided, and then the impact on the vehicle caused by the collision of the gear and the roller is reduced. The height adjusting mechanism 60 is arranged between the longitudinal limiting mechanism 70 and the longitudinal end of the slot-shaped support 81, and elastic support is formed on the slot-shaped support 81 at two sides of the height adjusting mechanism 60. When the vehicle enters the meshing adjustment section 20, the gear and the roller 21 are not ready to be meshed, and the gear collides with the roller 21 to apply a downward force to the meshing adjustment device, thereby compressing the height adjustment mechanism 60. At the same time, the roller 21 rolls and shifts the gear, so that the gear reaches a state of being correctly engaged with the rack.
Referring to fig. 5, the engagement correcting section 30 includes a correcting rack 31 and a rack catch 32. The exit end of the correcting rack 31 is hinged with a rack fastener 32, and the rack fastener 32 is fixedly arranged on the integral fixed frame 40. The two sides of the driving end of the correcting rack 31 are provided with transverse stoppers 82 forming transverse restraint for the correcting rack, and the transverse stoppers 82 are fixedly arranged on the integral fixed frame 40. The height adjusting mechanism 60 is provided at the front end of the correcting rack 31 and elastically supports the correcting rack 31. When a vehicle enters the meshing correction section 30, if a gear and a rack are meshed, a tooth jacking phenomenon occurs, the height adjusting mechanism 60 is compressed through a downward acting force generated by the tooth jacking on the correction rack 31, the gear is adjusted to ensure that the gear and a transition rack are normally meshed, and the gear and the rack can be further completely meshed when the vehicle enters the rack section.
Referring to fig. 3 to 8, the height adjusting mechanism 60 includes a guide cylinder 61, a seating bottom plate 62, a spring 63, a lower seat 64, a stand arm 65, and an upper seat 66. The support base plate 62 is fixedly installed on the integral fixing frame 40, two lower supports 64 are transversely arranged on the plate surface of the integral fixing frame at intervals, the lower ends of the two side vertical arms 65 are hinged with the lower supports 64, the upper ends of the two side vertical arms are connected with an upper support 66, and the upper support 66 is fixedly connected with a support 80 in the speed difference adjusting section 10, a groove-shaped support 81 in the meshing adjusting section 20 or a correcting rack 31 in the meshing correcting section 30. The guide cylinder 61 is arranged between the vertical arms 65 at two sides, the upper end of the guide cylinder is fixedly connected with the upper support 66, the upper end of the spring 63 is positioned in the guide cylinder 61, and the lower end of the spring acts on the support base plate 62. The spring 63 moves the support 80 in the differential adjustment stage 10 and the slotted support 81 in the meshing adjustment stage 20 in a vertical direction to a certain extent, so that the drive end of the correction rack 31 in the meshing correction stage 30 is deflected to a certain extent relative to the drive end.
Referring to fig. 4 and 6, the longitudinal limiting mechanism 70 includes a first hinge support 71, a second hinge support 72 and a limiting pin 73, the first hinge support 71 is connected with the integral fixed frame 40 through an oblong hole at the bottom of the first hinge support, the second hinge support 72 is fixedly installed on a support 80 in the differential adjustment section 10 or a slotted support 81 in the meshing adjustment section 20, and two longitudinal ends of the limiting pin 73 are respectively hinged with the first hinge support 71 and the second hinge support 72. The middle part of the limit pin shaft 73 can be finely adjusted in length, and installation is facilitated. The longitudinal limiting mechanisms 70 are arranged in the middle of the speed difference adjusting section 10 and the meshing adjusting section 20, and when the speed difference exists between the gear and the steel wheel or the gear is not correctly meshed with the roller, the longitudinal limiting mechanisms 70 limit the longitudinal displacement of the gear-entering transition device, provide longitudinal resistance and further reduce the impact on the vehicle.
The foregoing is illustrative of the principles of the present invention for a frame-type rack transition assist device for a rack railway, and is not intended to limit the utility model to the exact construction and operation shown and described, and accordingly, all modifications and equivalents that may be resorted to are intended to fall within the scope of the utility model.
Claims (7)
1. The utility model provides a tooth transition device is gone into to rack rail railway syllogic, includes speed difference adjustment section (10), meshing adjustment section (20) and meshing correction section (30) that follow wheel rail section to rack rail section set gradually, characterized by: the speed difference adjusting section (10), the meshing adjusting section (20) and the meshing correcting section (30) are fixedly arranged on an integral fixing frame (40), and the integral fixing frame (40) is fixedly connected with the track bed; height adjusting mechanisms (60) are arranged in the speed difference adjusting section (10), the meshing adjusting section (20) and the meshing correcting section (30); and longitudinal limiting mechanisms (70) are arranged in the speed difference adjusting section (10) and the meshing adjusting section (20).
2. The three-stage tooth-entering transition device of the toothed rail railway as claimed in claim 1, wherein: the integral fixing frame (40) main body is a cuboid and consists of I-shaped steel (41), a cover plate (42), a transverse baffle plate (43), a fixing bottom plate (44) and a transverse reinforcing plate (45); the I-shaped steel (41) is arranged on two transverse sides, and the longitudinal ends of the I-shaped steel (41) on the two sides are welded with transverse baffles (43) for sealing; the fixed bottom plate (44) is welded and connected with the bottom plates of the I-shaped steels (41) at two sides; the transverse two ends of the cover plate (42) are lapped on the top surface of the I-shaped steel (41) on the same side, the steel rail (50) is fixedly installed on the top plate of the I-shaped steel (41) through a steel rail fastener (51), and the steel rail fastener (51) on the inner side forms buckling pressure on the lapping end of the cover plate (42); the transverse reinforcing plates (45) are longitudinally arranged on the outer side of the I-shaped steel (41) at intervals and are welded with a top plate, a vertical plate and a bottom plate (44) of the I-shaped steel (41).
3. The three-stage tooth-entering transition device of the toothed rail railway as claimed in claim 2, wherein: the speed difference adjusting section (10) comprises an inclined steel plate (11), a longitudinal limiting mechanism (70) and a support (80); the inclined steel plate (11) is arranged on the support (80), the two sides of the longitudinal end of the support (80) are provided with transverse stoppers (82) which form transverse restraint to the support, and the transverse stoppers (82) are fixedly arranged on the integral fixed frame (40); the longitudinal limiting mechanism (70) is arranged in the middle of the support (80), and two ends of the longitudinal limiting mechanism are respectively fixedly connected with the integral fixing frame (40) and the support (80); the height adjusting mechanism (60) is arranged between the longitudinal limiting mechanism (70) and the longitudinal end of the support (80), and elastic support is formed on the support (80) at two sides of the height adjusting mechanism (60).
4. The three-stage tooth-entering transition device of the toothed rail railway as claimed in claim 2, wherein: the meshing adjustment section (20) comprises a roller (21), a longitudinal limiting mechanism (70) and a groove-shaped support (81); the rollers (21) are longitudinally arranged in the groove-shaped support (81) at equal intervals, transverse stop blocks (82) forming transverse restraint on the groove-shaped support (81) are arranged on two sides of the longitudinal end of the groove-shaped support (81), and the transverse stop blocks (82) are fixedly arranged on the integral fixed frame (40); the longitudinal limiting mechanism (70) is arranged in the middle of the groove-shaped support (81), and two ends of the longitudinal limiting mechanism are respectively fixedly connected with the integral fixing frame (40) and the groove-shaped support (81); the height adjusting mechanism (60) is arranged between the longitudinal limiting mechanism (70) and the longitudinal end of the groove-shaped support (81), and elastic support is formed on the groove-shaped support (81) at two sides of the height adjusting mechanism (60).
5. The three-stage tooth-entering transition device of the toothed rail railway as claimed in claim 2, wherein: the meshing correction section (30) comprises a correction rack (31) and a rack fastener (32); the driving-out end of the correction rack (31) is hinged with a rack fastener (32), and the rack fastener (32) is fixedly arranged on the integral fixed frame (40); the two sides of the driving end of the correcting rack rail (31) are provided with transverse stoppers (82) which form transverse restraint on the correcting rack rail, and the transverse stoppers (82) are fixedly arranged on the integral fixed frame (40); the height adjusting mechanism (60) is arranged at the front end of the correcting rack (31) and forms elastic support for the correcting rack (31).
6. A three-section type tooth-entering transition device for a rack-rail railway as claimed in claim 3, 4 or 5, wherein: the height adjusting mechanism (60) comprises a guide cylinder (61), a support base plate (62), a spring (63), a lower support (64), a vertical arm (65) and an upper support (66); the support base plate (62) is fixedly arranged on the integral fixed frame (40), two lower supports (64) are transversely arranged on the plate surface of the integral fixed frame at intervals, the lower ends of the vertical arms (65) at two sides are hinged with the lower supports (64), the upper ends of the vertical arms are connected with the upper supports (66), and the upper supports (66) are fixedly connected with the supports (80) in the speed difference adjusting section (10), the groove-shaped supports (81) in the meshing adjusting section (20) or the correcting tooth tracks (31) in the meshing correcting section (30); the guide cylinder (61) is arranged between the vertical arms (65) at two sides, the upper end of the guide cylinder is fixedly connected with the upper support (66), the upper end of the spring (63) is positioned in the guide cylinder (61), and the lower end of the spring acts on the support base plate (62).
7. The three-stage tooth-entering transition device of the toothed rail railway as claimed in claim 3 or 4, wherein: the longitudinal limiting mechanism (70) comprises a first hinged support (71), a second hinged support (72) and a limiting pin shaft (73), the first hinged support (71) is connected with the integral fixed frame (40) through a long round hole in the bottom of the first hinged support, the second hinged support (72) is fixedly installed on a support (80) in the speed difference adjusting section (10) or a groove-shaped support (81) in the meshing adjusting section (20), and two longitudinal ends of the limiting pin shaft (73) are hinged with the first hinged support (71) and the second hinged support (72) respectively.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122811178.2U CN216474282U (en) | 2021-11-16 | 2021-11-16 | Rack-type toothed rail railway tooth-entering transition device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122811178.2U CN216474282U (en) | 2021-11-16 | 2021-11-16 | Rack-type toothed rail railway tooth-entering transition device |
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| CN216474282U true CN216474282U (en) | 2022-05-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118007479A (en) * | 2024-04-09 | 2024-05-10 | 云南星石科技有限公司 | Mining rack rail entering laying device |
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2021
- 2021-11-16 CN CN202122811178.2U patent/CN216474282U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118007479A (en) * | 2024-04-09 | 2024-05-10 | 云南星石科技有限公司 | Mining rack rail entering laying device |
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