A wing rail rotary tooth rail turnout mechanism

Abstract

The application provides a wing rail rotating rack turnout mechanism, which comprises a switch part, a fixed guide rail part, a rotating rail part and a first rack rail; the switch part is used for realizing the switching of a straight side and a curve side of the turnout; the fixed guide rail part is used for realizing the butt joint between the switch part and the rotating rail part of the track; and the rotating rail part is used for connecting the track and the first rack rail. The turnout mechanism connects the rotating straight side rack rail, the rotating curve side rack rail and the wing rail into a whole, reduces the occupied space during the switching of the turnout, greatly reduces the number of movable parts of the rack turnout, realizes the switching of the rack turnout only through the switch and the thrust device, optimizes the action sequence of the turnout structure and makes the driving control simpler.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of rack railway, in particular to a wing rail rotating rack turnout mechanism. BACKGROUND

[0002] Rack railway is a kind of climbing railway, which provides power for rack vehicle by the meshing between gear and rack, has strong climbing ability, and has broad development prospects in mountain rail transit. Turnout is a key equipment in rail transit transportation system and a weak link in track structure. Rack is placed in the middle of steel rail track, and there is a certain geometric interference between rack and steel rail when rack turnout turns from one track to another.

[0003] At present, many types of turnouts have been proposed to solve this problem, such as translation turnout, non-covering turnout, etc. The action principle of translation turnout is simple, but it occupies a large space. The non-covering turnout has small space occupation, but the number of internal movable parts is large, the action is independent, and the driving device and control system are complex.

[0004] In view of these problems, a wing rail rotating rack turnout mechanism is proposed. SUMMARY

[0005] The present application provides a wing rail rotating rack turnout mechanism, which comprises a switch part, a fixed guide rail part, a rotating rail part and a first rack. The switch part is used to realize the switching of the straight side and the curve side of the turnout. The fixed guide rail part is used to realize the butt joint between the switch part and the rotating rail part of the track. The rotating rail part is used to connect the track and the first rack.

[0006] Optionally, the rotating rail part comprises a second base sleeper, a trolley mounting frame, a rotating straight side rack, a wing rail, a rotating curve side rack, a rotating support system, a trolley, a trolley track, a thrust seat and a thrust device. The rotating straight side rack, the wing rail and the rotating curve side rack are installed on the second base sleeper, the second base sleeper and the trolley mounting frame are fixedly connected together, and the second base sleeper and the trolley mounting frame can rotate around the rotating support system. The trolley and the thrust seat are bolted on the trolley mounting frame, and the rotating rail part moves on the trolley track under the action of the thrust device.

[0007] Optionally, the rotating support system comprises a rotating shaft, a thrust bearing, a bearing seat, bolts, a bearing end cover and a cement foundation plate; one end of the rotating shaft is connected with the wing rail, and the other end of the rotating shaft is rotatably connected with the bearing seat through the thrust bearing, serving as the rotating center of the wing rail and simultaneously bearing the vertical impact force of the rail; the bearing end cover is installed on the rotating shaft and arranged on the bearing seat, and is used for stopping and positioning the thrust bearing; the bearing seat is connected with the cement foundation plate through a plurality of bolts; the thrust seat is installed on the trolley mounting frame; one end of the thrust device is hinged with the thrust seat, and the other end of the thrust device is installed on the foundation, and drives the rotating rail to move.

[0008] Optionally, the switch part comprises a frog, a first straight side rail, a first curved side rail and a switch machine; the first straight side rail and the first curved side rail are arranged above the pull rod of the switch machine, and the frog is installed on the switch machine; the switch machine drives the frog to translate between the first straight side rail and the first curved side rail, so as to realize the switching between the first straight side rail and the first curved side rail.

[0009] Optionally, the fixed guide rail part comprises a first foundation rail sleeper and a second straight side rail and a second curved side rail arranged on the first foundation rail sleeper; linear cutouts are arranged on one end of the second straight side rail and the second curved side rail close to the frog, and circular arc cutouts are arranged on the other end of the second straight side rail and the second curved side rail away from the frog.

[0010] Optionally, a first toothed rail is further arranged between the switch part and the fixed guide rail part, and the first toothed rail is arranged above the pull rod of the switch machine and one end of the first toothed rail is installed on the first foundation rail sleeper.

[0011] Compared with the prior art, the present application has the following beneficial effects:

[0012] (1) The switch mechanism proposed in the present application connects the rotating straight side toothed rail, the rotating curved side toothed rail and the wing rail as a whole, reduces the space occupied when the switch is turned, and greatly reduces the number of movable components of the toothed rail switch; and the switching of the toothed rail switch is realized only through the switch and the thrust device, the action sequence of the switch structure is optimized, and the driving control is simpler.

[0013] (2) The switch mechanism proposed in the present application solves the switching interference problem between the toothed rail and the steel rail; the toothed rail and the wing rail are rotated as a whole, the number of action components is reduced, and the driving device and the control mode are optimized.

[0014] In addition to the purposes, features and advantages described above, the present application has other purposes, features and advantages. The present application will be further described below with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0015] The accompanying drawings, which form a part of this application, are included to provide a further understanding of the application, illustrate the preferred embodiments of the application and assist in

[0016] Figure 1 is a schematic view of a wing rail rotating rack turnout mechanism in an embodiment of the present application;

[0017] Figure 2 is Figure 1 is a schematic view of a rotating support system in the embodiment of the present application;

[0018] Figure 3 is Figure 2 is a schematic view of a rotating support system in the embodiment of the present application;

[0019] Figure 4 is Figure 1 is a schematic view of a walking device in the embodiment of the present application;

[0020] Figure 5 is Figure 1 is a schematic view of a power device in the embodiment of the present application;

[0021] Figure 6 is a schematic view of a wing rail rotating rack turnout mechanism in a straight state in an embodiment of the present application.

[0022] wherein:

[0023] 1, switch, 1.1, switch machine, 1.2, point rail, 1.3, first straight side rail, 1.4, first curved side rail;

[0024] 2, fixed guide rail, 2.1, first base rail tie, 2.2, second straight side rail, 2.3, second curved side rail;

[0025] 3, rotating rail part, 3.1, second base rail tie, 3.2, trolley mounting frame, 3.3, rotating straight side rack rail, 3.4, wing rail, 3.5, rotating curved side rack rail, 3.6, rotating support system, 3.6.1, rotating shaft, 3.6.2, thrust bearing, 3.6.3, bearing seat, 3.6.4, bearing end cover, 3.6.5, cement foundation plate, 3.6.6, bolt, 3.7, trolley, 3.8, trolley track, 3.9, thrust seat, 3.10, thrust device,

[0026] 4, first rack rail, 5, second rack rail, 6, fixed switch turnout, 7, third rack rail. DETAILED DESCRIPTION

[0027] In order to make the above-mentioned purposes, features and advantages of the present application more clear and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the drawings. It should be noted that the drawings of the present application are all simplified and use non-accurate proportions, and are only used to facilitate and clearly assist in describing the implementation of the present application; the number of several mentioned in the present application is not limited to the specific number in the drawing examples; the directions or position relationships mentioned in the present application, such as 'front','middle','rear', 'left', 'right', 'top', 'bottom', 'top', 'bottom','middle', are all based on the directions or position relationships shown in the drawings of the present application, and do not indicate or imply that the devices or parts referred to must have a specific direction, nor can it be understood as a limitation on the present application.

[0028] The present embodiment is:

[0029] Referring to Figures 1 to 6 The present application provides a wing rail rotating tooth rail turnout mechanism, which comprises a switch part 1, a fixed guide rail part 2, a rotating rail part 3 and a first tooth rail 4.

[0030] The switch part 1 is used to realize the switching of the straight side and the curved side of the turnout.

[0031] The fixed guide rail part 2 is used to realize the butt joint between the switch part 1 and the rotating rail part 3 of the track.

[0032] The rotating rail part 3 is used to connect the track and the first tooth rail 4.

[0033] Optionally, the switch part 1 comprises a frog 1.2, a first straight side rail 1.3, a first curved side rail 1.4 and a switch machine 1.1; the first straight side rail 1.3 and the first curved side rail 1.4 are both arranged above the pull rod of the switch machine 1.1, the frog 1.2 is installed on the switch machine 1.1, and the switch machine 1.1 drives the frog 1.2 to translate between the first straight side rail 1.3 and the first curved side rail 1.4, so as to realize the switching between the first straight side rail 1.3 and the first curved side rail 1.4. Here, preferably, the frog 1.2 comprises a straight side frog close to the first straight side rail 1.3 and a curved side frog close to the first curved side rail 1.4.

[0034] Optionally, the fixed guide rail part 2 comprises a first base rail sleeper 2.1, and a second straight side rail 2.2 and a second curved side rail 2.3 arranged on the first base rail sleeper 2.1; straight line cutouts are arranged on one end of the second straight side rail 2.2 and the second curved side rail 2.3 close to the frog 1.2, and circular arc cutouts are arranged on the other end of the second straight side rail 2.2 and the second curved side rail 2.3 away from the frog 1.2, so as to ensure that there is no internal interference between the switch part 1 and the rotating rail part 3 during the switching process and the gap at the interface is small.

[0035] Optionally, a first rack rail 4 is arranged between the switch part 1 and the fixed guide rail part 2, and the first rack rail 4 is arranged above the switch rod 1.1 of the switch machine 1 and is mounted on the first base rail sleeper 2.1 at one end.

[0036] Optionally, the rotating rail part 3 comprises a second base rail sleeper 3.1, a trolley mounting frame 3.2, a rotating straight side rack rail 3.3, a wing rail 3.4, a rotating curved side rack rail 3.5, a rotating support system 3.6, a trolley 3.7, a trolley track 3.8, a thrust seat 3.9 and a thrust device 3.10.

[0037] The rotating straight side rack rail 3.3, the wing rail 3.4 and the rotating curved side rack rail 3.5 are mounted on the second base rail sleeper 3.1, and the second base rail sleeper 3.1 and the trolley mounting frame 3.2 are fixedly connected together and can rotate around the rotating support system 3.6.

[0038] The trolley 3.7 and the thrust seat 3.9 are bolted on the trolley mounting frame 3.2, and the rotating rail part 3 moves on the trolley track 3.8 under the action of the thrust device 3.10. Preferably, the switch system comprises a plurality of trolleys 3.7, and the trolleys 3.7 are mounted on the trolley mounting frame 3.2 and move on the trolley track 3.8.

[0039] Optionally, the rotating support system 3.6 comprises a rotating shaft 3.6.1, a thrust bearing 3.6.2, a bearing seat 3.6.3, a bolt 3.6.6, a bearing end cover 3.6.4 and a cement foundation plate 3.6.5.

[0040] One end of the rotating shaft 3.6.1 is connected with the wing rail 3.4, and the other end of the rotating shaft 3.6.1 is rotatably connected with the bearing seat 3.6.3 through the thrust bearing 3.6.2 to bear the vertical impact force of the track.

[0041] The bearing end cover 3.6.4 is mounted on the rotating shaft 3.6.1 and arranged on the bearing seat 3.6.3 to stop and position the thrust bearing 3.6.2.

[0042] The bearing seat 3.6.3 is connected with the cement foundation plate 3.6.5 through the bolts 3.6.6.

[0043] The thrust seat 3.9 is mounted on the trolley mounting frame 3.2 to drive the rotating rail part 3 to move.

[0044] Each component of the rotating rail part 3 is welded or bolted to be an integral mechanism, and rotates around the rotating shaft 3.6.1; the wing rail 3.4 is used to cut the notch at the mutual lap joint of the second straight side rail 2.2 and / or the second curved side rail 2.3, and the circular arc notch is centered on the central axis of the rotating shaft 3.6.1, so as to prevent the wing rail 3.4 from interfering with the second straight side rail 2.2 and / or the second curved side rail 2.3 when the wing rail 3.4 acts;

[0045] The rotating second tooth rail 5 and the third tooth rail 7 (the second tooth rail 5 is a straight tooth rail, and the third tooth rail 7 is a curved tooth rail) are arranged in a position relationship between the rotating shaft 3.6.1 and the wing rail 3.4, so as to ensure the continuity of the straight / curved tooth rail after the rotating action is completed; the interface between the fixed guide rail and the switch 1.1 is a straight line notch, so as to ensure the smooth action of the frog.

[0046] The specific switching action process of the tooth rail turnout is as follows:

[0047] 1) When the tooth rail turnout is in the curved straight walking state, and the turnout is switched from the first curved side rail to the first straight side rail, the switch machine drags the frog to displace towards the first straight side rail, at this time, the straight side frog is aligned with the second straight side rail, and the curved side frog is misaligned with the second curved side rail; the thrust device pushes the thrust seat, drives the trolley installation and the rotating rail to rotate around the rotating shaft; the trolley moves along the trolley track in a circular manner; after rotation, the rotating straight side tooth rail is aligned with the first tooth rail and the third tooth rail, and the rotating curved side tooth rail is misaligned with the first tooth rail and the second tooth rail; the position fixed turnout intersects with the wing rail at the tail of the track (as shown in Figure 6 );

[0048] 2) When the tooth rail turnout is switched from the first straight side to the first curved side, the action principle is the same as above.

[0049] The wing rail rotating type tooth rail turnout mechanism provided by the application has the advantages that the action is simple during the whole switching process, the turnout mechanism is clear, the driving device is less, and the control is convenient.

[0050] The above only describes the preferred embodiments of the application, and is not used to limit the application. For those skilled in the art, the application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the application shall be included in the protection scope of the application.

Claims

1. A wing-rail rotary geared turnout mechanism, characterized in that, It includes a switch section (1), a fixed guide rail section (2), a rotating rail section (3), and a first toothed rail (4); The switch section (1) is used to realize the switching between the straight and curved sides of the turnout; The fixed guide rail section (2) is used to achieve docking with the switch section (1) and the rotating rail section (3) of the track; The rotating rail section (3) includes a second base sleeper (3.1), a trolley mounting frame (3.2), a rotating straight side toothed rail (3.3), a wing rail (3.4), a rotating curved side toothed rail (3.5), a rotating support system (3.6), a trolley (3.7), a trolley track (3.8), a thrust seat (3.9), and a thrust device (3.10). The rotating straight side toothed rail (3.3), wing rail (3.4), and rotating curved side toothed rail (3.5) are installed on the second base sleeper (3.1). The second base sleeper (3.1) and the trolley mounting frame (3.2) are fixed together, and the second base sleeper (3.1) and the trolley mounting frame (3.2) can rotate around the rotating support system (3.6). The trolley (3.7) and the thrust seat (3.9) are bolted to the trolley mounting frame (3.2). Under the action of the thrust device (3.10), the rotating rail part (3) travels on the trolley track (3.8). After rotation into position, the rotating straight side toothed rail (3.3) in the rotating rail section (3) is aligned with the first toothed rail (4) and the third toothed rail (7), and the rotating curved side toothed rail (3.5) is offset from the first toothed rail (4) and the second toothed rail (5); The switch section (1) includes a switch rail (1.2), a first straight side rail (1.3), a first curved side rail (1.4), and a switch machine (1.1); the first straight side rail (1.3) and the first curved side rail (1.4) are both located above the tie rod of the switch machine (1.1), the switch rail (1.2) is installed on the switch machine (1.1), and the switch machine (1.1) drives the switch rail (1.2) to translate between the first straight side rail (1.3) and the first curved side rail (1.4) to realize the reversal between the first straight side rail (1.3) and the first curved side rail (1.4); The fixed guide rail section (2) includes a first base sleeper (2.1) and a second straight side rail (2.2) and a second curved side rail (2.3) disposed on the first base sleeper (2.1). A straight cut is provided on one end of the second straight side rail (2.2) and the second curved side rail (2.3) near the switch rail (1.2), and an arc cut is provided on the other end of the second straight side rail (2.2) and the second curved side rail (2.3) away from the switch rail (1.2).

2. The wing-rail rotary geared turnout mechanism according to claim 1, characterized in that, The rotary support system (3.6) includes a rotary shaft (3.6.1), a thrust bearing (3.6.2), a bearing housing (3.6.3), bolts (3.6.6), a bearing end cap (3.6.4), and a cement base plate (3.6.5). One end of the rotating shaft (3.6.1) is connected to the wing rail (3.4), and the other end of the rotating shaft (3.6.1) is rotatably connected to the bearing seat (3.6.3) through the thrust bearing (3.6.2), which is the rotation center of the wing rail and also bears the vertical impact force of the rail. The bearing end cap (3.6.4) is mounted on the rotating shaft (3.6.1) and disposed on the bearing housing (3.6.3) for stopping and positioning the thrust bearing (3.6.2); The bearing housing (3.6.3) is connected to the cement base slab (3.6.5) by a number of bolts (3.6.6); The thrust seat (3.9) is mounted on the trolley mounting frame (3.2); One end of the thrust device (3.10) is hinged to the thrust seat (3.9), and the other end is mounted on the foundation, driving the rotating rail part (3) to move.

3. The wing-rail rotary geared turnout mechanism according to claim 2, characterized in that, A first toothed rail (4) is provided between the switch section (1) and the fixed guide rail section (2). The first toothed rail (4) is located above the switch machine (1.1) tie rod and one end of it is installed on the first base sleeper (2.1).

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