CN214492937U - One-machine multi-point driving joint turnout - Google Patents

One-machine multi-point driving joint turnout Download PDF

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Publication number
CN214492937U
CN214492937U CN202120495736.6U CN202120495736U CN214492937U CN 214492937 U CN214492937 U CN 214492937U CN 202120495736 U CN202120495736 U CN 202120495736U CN 214492937 U CN214492937 U CN 214492937U
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CN
China
Prior art keywords
trolley
connecting rod
iii
rotating shaft
turnout beam
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CN202120495736.6U
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Chinese (zh)
Inventor
仵叔强
李利军
牛均宽
张立学
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China Railway Baoji Bridge Group Co Ltd
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China Railway Baoji Bridge Group Co Ltd
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Abstract

The one-machine multipoint driving joint turnout comprises four turnout beams and five trolleys positioned on a base, wherein the turnout beams are mutually lapped and hinged and then fixed on the corresponding trolleys; the base is fixedly provided with a rotating shaft I, a rotating shaft II and a rotating shaft III, the trolley I is hinged to the rotating shaft I, the trolley II and the trolley III are fixedly connected to a driven connecting rod, and the head end of the driven connecting rod is connected with the rotating shaft II in a sliding and rotating mode; the trolley IV and the trolley V are fixedly connected to the driving connecting rod, and the head end of the driving connecting rod is connected with the rotating shaft III in a sliding and rotating mode; the tail end of the driven connecting rod is connected with the middle part of the driving connecting rod in a sliding and rotating way; the base is provided with a driving device, and a driving arm of the driving device is hinged to the middle of the driving connecting rod. The utility model discloses not only simple structure, simple to operate, the later maintenance of being convenient for have moreover energy-conservation, fall make an uproar, safe and reliable's characteristics.

Description

One-machine multi-point driving joint turnout
Technical Field
The utility model belongs to the technical field of rail transit switch, especially, relate to a joint switch that is used for magnetic levitation traffic system or straddled seat formula traffic system, concretely relates to a quick-witted multiple spot drive joint switch.
Background
The straddle type monorail transit system and the medium-low speed magnetic levitation transit system are used as novel medium-low traffic urban rail transit systems, have strong adaptability to complex terrains, small curve radius of lines and strong climbing capacity, can be used as rail transit forms mainly developed by medium and small cities, and can also be used as perfect supplement of large urban transit systems. The method has the advantages of low construction cost, short period, small occupied area and the like, and has wide development prospect in China.
The turnout is one of key technologies of a monorail traffic system and a medium-low speed magnetic levitation traffic system, and has the functions of realizing the turning and the returning operation of a vehicle in the running process and the shunting of the vehicle in a base or a parking lot. The switches may be integral or articulated. The joint turnout consists of a plurality of beam sections which are connected, each beam section is always kept in a straight line state, and opposite corners are arranged between the adjacent beam sections. The main advantages are that the length of the turnout zone can be greatly reduced, and the investment is saved.
The closest prior art to the present invention is the "single drive point joint switch (CN 103693075 a)" utility model patent previously filed and granted by the present applicant. The driving structure of the turnout is complex, the turnout is driven by a gear and a rack, the track of a trolley provided with the gear is a non-circular arc line, the deviation between the actual traveling track and the theoretical track is large, and the difficulty in meshing the gear and the rack is easily caused; the turnout beam is locked in a single point, so that accurate locking of the turnout after the turnout is in place cannot be realized; the turnout sliding arm is of a segmented structure, the transverse locking rigidity is poor, and potential safety hazards are easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem: the utility model provides a joint switch is driven to a tractor unit multiple spot to overcome prior art's not enough, improve the reliability of switch.
The utility model adopts the technical proposal that: the one-machine multipoint driving joint turnout comprises a turnout beam I, a turnout beam II, a turnout beam III and a turnout beam IV, a trolley I, a trolley II, a trolley III, a trolley IV and a trolley V; the trolley I is positioned on a sliding support arranged on the base, and the trolley II, the trolley III, the trolley IV and the trolley V are respectively positioned on corresponding switch tracks arranged on the base; the head end of the turnout beam I is fixed on the trolley I, the head and tail ends of the turnout beam II are respectively fixed on the trolley II and the trolley III, the head and tail ends of the turnout beam IV are respectively fixed on the trolley IV and the trolley V, and the head end of the turnout beam II and the tail end of the turnout beam I, the tail end of the turnout beam II and the head end of the turnout beam III, and the tail end of the turnout beam III and the head end of the turnout beam IV are mutually overlapped and hinged; the method is characterized in that: a rotating shaft I, a rotating shaft II and a rotating shaft III are fixed on the base, the rotating shaft I is positioned on the front side of the trolley I, the rotating shaft II is positioned between the trolley I and the trolley II, and the rotating shaft III is positioned between the trolley II and the trolley III; the trolley I is hinged to the rotating shaft I, the trolley II and the trolley III are fixedly connected to the driven connecting rod, and the head end of the driven connecting rod is connected with the rotating shaft II in a sliding and rotating mode; the trolley IV and the trolley V are fixedly connected to the driving connecting rod, and the head end of the driving connecting rod is connected with the rotating shaft III in a sliding and rotating mode; the tail end of the driven connecting rod is connected with the middle part of the driving connecting rod in a sliding and rotating way; the base is provided with a driving device, and a driving arm of the driving device is hinged to the middle of the driving connecting rod.
The head end of the turnout beam II and the tail end of the turnout beam I, the tail end of the turnout beam II and the head end of the turnout beam III, and the tail end of the turnout beam III and the head end of the turnout beam IV are mutually overlapped and hinged through T-shaped shafts.
The head ends of the driven connecting rod and the driving connecting rod are respectively connected with the rotating shaft II and the rotating shaft III in a sliding and rotating mode through U-shaped grooves.
The head ends of the driven connecting rod and the driving connecting rod are respectively fixed with a U-shaped sliding block, and the U-shaped sliding blocks are respectively sleeved on the rotating shaft II and the rotating shaft III to form a sliding revolute pair.
A locking mechanism I is arranged in the middle of the driven connecting rod, and a locking pin shaft extending out of the locking mechanism I is inserted into a positioning hole correspondingly formed in the base to achieve locking of the driven connecting rod.
And the tail end of the turnout beam IV is provided with a locking mechanism II, and a locking pin shaft extending out of the locking mechanism II is inserted into a corresponding positioning hole arranged on the track beam to lock the turnout beam IV.
The driven connecting rod is located below the trolley II and the trolley III, the driving connecting rod is located below the trolley III, the trolley IV and the trolley V, and the driven connecting rod is located above the driving connecting rod.
A rotary seat is fixed in the center of the front side of the trolley I, and the rotary seat is hinged to the rotary shaft I.
Compared with the prior art, the utility model the advantage and the effect that have:
1. the utility model has the advantages that the driving connecting rod and the driven connecting rod are integrally arranged, the structural rigidity is high, the service life is long, the defects that the gear and the rack need to be replaced periodically in the prior art are avoided, and the utility model has the characteristics of energy conservation, noise reduction, safety and reliability;
2. the driving point of the utility model is arranged on the driving connecting rod, the action stroke is greatly reduced, the turning resistance and the longitudinal sliding resistance of the turnout beam are only needed to be overcome in the turnout switching process, and compared with the prior art, the driving precision is higher and the efficiency is higher;
3. the driving device of the utility model is directly connected with the driving connecting rod, the power source is more flexible to set, and the driving device can be driven by a winch or an electric push rod, and has simple structure, convenient installation and convenient later maintenance;
4. the locking device of the utility model is arranged on the turnout beam and the driven connecting rod simultaneously, thereby greatly improving the transverse rigidity of the turnout after being locked and improving the reliability of the turnout;
5. the utility model discloses can expand to use in all kinds of joint switch devices, realize singly opening (open on a left side, open on the right side), to the goat of opening, single crossover line and cross crossover line, straddle type single track, tourism sightseeing light rail, magnetic levitation traffic etc. all can use, have general suitability.
Drawings
Figure 1 is a perspective view of the structure of the utility model,
figure 2 is a schematic structural view of the driving part of the utility model,
figure 3 is a front view of the structure of the utility model,
figure 4 is a schematic view of the straight line state of the present invention,
figure 5 is a schematic side view of the present invention,
figure 6 is a schematic view of the T-shaped shaft structure of the present invention,
fig. 7 is a schematic structural view of the sliding revolute pair of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings 1, 2, 3, 4, 5, 6, 7 and the detailed description.
The one-machine multipoint driving joint turnout comprises a turnout beam I1, a turnout beam II 2, a turnout beam III 3, a turnout beam IV 4, a trolley I5, a trolley II 6, a trolley III 7, a trolley IV 8 and a trolley V9; the trolley I5 is positioned on a sliding support 11 arranged on a base 10, and the trolley II 6, the trolley III 7, the trolley IV 8 and the trolley V9 are respectively positioned on corresponding switch tracks 12 arranged on the base 10; the head end of the turnout beam I1 is fixed on a trolley I5, the head and tail ends of the turnout beam II 2 are respectively fixed on a trolley II 6 and a trolley III 7, the head and tail ends of the turnout beam IV 4 are respectively fixed on a trolley IV 8 and a trolley V9, and the head end of the turnout beam II 2, the tail end of the turnout beam I1, the tail end of the turnout beam II 2, the head end of the turnout beam III 3 and the head end of the turnout beam IV 4 are mutually lapped and hinged; a rotating shaft I13, a rotating shaft II 14 and a rotating shaft III 15 are fixed on the base 10, the rotating shaft I13 is located on the front side of the trolley I5, the rotating shaft II 14 is located between the trolley I5 and the trolley II 6, and the rotating shaft III 15 is located between the trolley II 6 and the trolley III 7; the trolley I5 is hinged to the rotating shaft I13, the trolley II 6 and the trolley III 7 are fixedly connected to the driven connecting rod 16, and the head end of the driven connecting rod 16 is connected with the rotating shaft II 14 in a sliding and rotating mode; the trolley IV 8 and the trolley V9 are fixedly connected to the driving connecting rod 17, and the head end of the driving connecting rod 17 is connected with the rotating shaft III 15 in a sliding and rotating mode; the tail end of the driven connecting rod 16 is connected with the middle part of the driving connecting rod 17 in a sliding and rotating way; the base 10 is provided with a driving device 18, and a driving arm 19 of the driving device 18 is hinged at the middle part of the driving connecting rod 17.
The driven connecting rod 16 is located below the trolley II 6 and the trolley III 7, the driving connecting rod 17 is located below the trolley III 7, the trolley IV 8 and the trolley V9, and the driven connecting rod 16 is located above the driving connecting rod 17.
The middle part of the driven connecting rod 16 is provided with a locking mechanism I20, and a locking pin shaft extending out of the locking mechanism I20 is inserted into a corresponding positioning hole arranged on the base 10 to realize the locking of the driven connecting rod 16. And the tail end of the turnout beam IV 4 is provided with a locking mechanism II 21, and a locking pin shaft extending out of the locking mechanism II 21 is inserted into a corresponding positioning hole arranged on the track beam to lock the turnout beam IV 4.
In one embodiment, the head end of the turnout beam II 2 and the tail end of the turnout beam I1, the tail end of the turnout beam II 2 and the head end of the turnout beam III 3, and the tail end of the turnout beam III 3 and the head end of the turnout beam IV 4 are mutually overlapped and hinged through a T-shaped shaft 24. The turnout beam has the transverse and vertical rotational freedom degrees, namely, the adjacent turnout beams form movable fit, namely, the turnout beams can do horizontal plane rotary motion around the T-shaped shaft and can also do vertical plane rotary motion around the T-shaped shaft.
In one embodiment, the tail end of the driven connecting rod 16 is hinged with a strip-shaped hole in the middle of the driving connecting rod 17 through a pin shaft to form a sliding rotating pair, so that the sliding and rotating connection is realized to form the sliding rotating pair.
In one embodiment, the head ends of the driven connecting rod 16 and the driving connecting rod 17 are slidably and rotatably connected with the rotating shafts II 14 and III 15 through U-shaped grooves respectively to form sliding rotating pairs.
In one embodiment, the driven connecting rod 16 and the driving connecting rod 17 are fixed with a "U" shaped slider 22 at the head ends, and the "U" shaped slider 22 is respectively sleeved on the revolving shaft ii 14 and the revolving shaft iii 15 to form a sliding rotating pair, so as to realize sliding and rotating connection.
In one embodiment, a rotary seat 23 is fixed at the center of the front side of the trolley I5, and the rotary seat 23 is hinged on the rotary shaft I13. And the periphery of the trolley I5 is provided with an anti-bouncing device 25 fixed on the base 10, and a tongue pressing on the top surface of the anti-bouncing device 25 acts on the trolley I5 to prevent the trolley from bouncing. The anti-jump device 25 is prior art and will not be described herein.
The switching principle is as follows: the driving device 18 drives the driving connecting rod 17 to move around the revolving shaft III 15 through the driving arm 19, and drives the driven connecting rod 16 to move around the revolving shaft II 14; the trolley IV 8 and the trolley V9 are driven by the driving connecting rod 17 to run according to a set switch track 12, and then the turnout beam IV 4 is driven by the trolley IV 8 and the trolley V9 to switch in place; the trolley II 6 and the trolley III 7 are driven by the driven connecting rod 16 to run according to a set switch track 12, and the turnout beam I1 and the turnout beam II 2 are driven by the trolley II 6 and the trolley III 7 to switch in place; the turnout beam III 3 is dragged in place through the turnout beam II 2 and the turnout beam IV 4, so that the broken lines formed by the four straight turnout beams are fitted into an approximate circular curve. The driving device 18 drives the turnout beam to move in place according to a given track, and then the locking mechanism I20 and the locking mechanism II 21 are started to lock the turnout.
During the switching process, a certain longitudinal displacement is generated between the turnout beam and the driven connecting rod 16 and between the turnout beam and the driving connecting rod 17. There are theoretically three ways to release this longitudinal displacement:
A. the T-shaped shaft is released in a sliding mode, the rotating shaft II and the rotating shaft III are fixed, so that when the turnout is in a straight line state, the gap between one end of a turnout beam III and an adjacent turnout beam is large, and the total length of the turnout at the straight line position is difficult to guarantee to be an integer.
B. Through the sliding release of the trolley and the connecting rod, the rotating shaft II and the rotating shaft III are fixed, so that the structure of the connecting part of the trolley and the connecting rod is complex, and the total length of the straight-line turnout is difficult to ensure to be an integer.
C. The sliding release is carried out from the rotating shaft II and the rotating shaft III, the structure is simple, and the total length of the straight-line turnout can be ensured to be an integer.
The utility model discloses an in revolving axle II, III departments of revolving axle form the sliding revolute pair, realize sliding and rotate and connect, the vertical displacement that produces between release switch roof beam and driven connecting rod 16, the initiative connecting rod 17 slides, simple structure is practical, and can guarantee that straight line position switch overall length is the integer. In addition, in the switching process, the longitudinal displacement generated between the driven connecting rod 16 and the driving connecting rod 17 is formed in a mode of hinging through the strip-shaped holes, so that the sliding revolute pair release displacement is formed, and the method is simple and reliable.
The utility model discloses can satisfy the smooth-going reliable passing through of vehicle at rectilinear state and curvilinear state interconversion (as shown in figure 4, fig. 5) according to established requirement. In practical application, simple change design can be carried out according to needs, various types such as single-opening (left-opening and right-opening) turnouts, split turnouts, single-crossover turnouts, cross-crossover turnouts and the like can be derived and designed, and lane changing and turning operation of a vehicle in a driving process and shunting of the vehicle in a base or a parking lot are realized. The method is mainly applied to a monorail traffic system and a medium-low speed magnetic levitation traffic system.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that all equivalent changes made by the contents of the claims of the present invention should be included in the scope of the claims of the present invention.

Claims (8)

1. The one-machine multipoint driving joint turnout comprises a turnout beam I (1), a turnout beam II (2), a turnout beam III (3) and a turnout beam IV (4), a trolley I (5), a trolley II (6), a trolley III (7), a trolley IV (8) and a trolley V (9); the trolley I (5) is positioned on a sliding support (11) arranged on a base (10), and the trolley II (6), the trolley III (7), the trolley IV (8) and the trolley V (9) are respectively positioned on corresponding switch tracks (12) arranged on the base (10); the head end of the turnout beam I (1) is fixed on a trolley I (5), the head and tail ends of the turnout beam II (2) are respectively fixed on a trolley II (6) and a trolley III (7), the head and tail ends of the turnout beam IV (4) are respectively fixed on a trolley IV (8) and a trolley V (9), and the head end of the turnout beam II (2) is mutually lapped and hinged with the tail end of the turnout beam I (1), the tail end of the turnout beam II (2) is jointed with the head end of the turnout beam III (3), and the tail end of the turnout beam III (3) is jointed with the head end of the turnout beam IV (4); the method is characterized in that: a rotating shaft I (13), a rotating shaft II (14) and a rotating shaft III (15) are fixed on the base (10), the rotating shaft I (13) is located on the front side of the trolley I (5), the rotating shaft II (14) is located between the trolley I (5) and the trolley II (6), and the rotating shaft III (15) is located between the trolley II (6) and the trolley III (7); the trolley I (5) is hinged to the rotating shaft I (13), the trolley II (6) and the trolley III (7) are fixedly connected to the driven connecting rod (16), and the head end of the driven connecting rod (16) is connected with the rotating shaft II (14) in a sliding and rotating mode; the trolley IV (8) and the trolley V (9) are fixedly connected to the driving connecting rod (17), and the head end of the driving connecting rod (17) is connected with the rotating shaft III (15) in a sliding and rotating mode; the tail end of the driven connecting rod (16) is connected with the middle part of the driving connecting rod (17) in a sliding and rotating way; the base (10) is provided with a driving device (18), and a driving arm (19) of the driving device (18) is hinged to the middle part of the driving connecting rod (17).
2. The one-machine multi-point drive articulated switch of claim 1, wherein: the head end of the turnout beam II (2) is mutually overlapped and hinged with the tail end of the turnout beam I (1), the tail end of the turnout beam II (2) and the head end of the turnout beam III (3), and the tail end of the turnout beam III (3) and the head end of the turnout beam IV (4) through a T-shaped shaft (24).
3. The one-machine multi-point drive articulated switch of claim 1 or 2, wherein: the head ends of the driven connecting rod (16) and the driving connecting rod (17) are respectively connected with the rotating shaft II (14) and the rotating shaft III (15) in a sliding and rotating mode through U-shaped grooves.
4. The one-machine multi-point drive articulated switch of claim 3, wherein: the head ends of the driven connecting rod (16) and the driving connecting rod (17) are respectively fixed with a U-shaped sliding block (22), and the U-shaped sliding blocks (22) are respectively sleeved on the rotating shaft II (14) and the rotating shaft III (15) to form sliding revolute pairs.
5. The one-machine multi-point drive articulated switch of claim 4, wherein: a locking mechanism I (20) is arranged in the middle of the driven connecting rod (16), and a locking pin shaft extending out of the locking mechanism I (20) is inserted into a positioning hole correspondingly formed in the base (10) to lock the driven connecting rod (16).
6. The one-machine multi-point drive articulated switch of claim 5, wherein: and the tail end of the turnout beam IV (4) is provided with a locking mechanism II (21), and a locking pin shaft extending out of the locking mechanism II (21) is inserted into a corresponding positioning hole arranged on the track beam to lock the turnout beam IV (4).
7. The one-machine multi-point drive articulated switch of claim 6, wherein: driven connecting rod (16) are located the below of platform truck II (6), platform truck III (7), initiative connecting rod (17) are located the below of platform truck III (7), platform truck IV (8), platform truck V (9), and driven connecting rod (16) are located the top of initiative connecting rod (17).
8. The one-machine multi-point drive articulated switch of claim 7, wherein: a rotary seat (23) is fixed in the center of the front side of the trolley I (5), and the rotary seat (23) is hinged to the rotary shaft I (13).
CN202120495736.6U 2021-03-09 2021-03-09 One-machine multi-point driving joint turnout Active CN214492937U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120495736.6U CN214492937U (en) 2021-03-09 2021-03-09 One-machine multi-point driving joint turnout

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120495736.6U CN214492937U (en) 2021-03-09 2021-03-09 One-machine multi-point driving joint turnout

Publications (1)

Publication Number Publication Date
CN214492937U true CN214492937U (en) 2021-10-26

Family

ID=78227402

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120495736.6U Active CN214492937U (en) 2021-03-09 2021-03-09 One-machine multi-point driving joint turnout

Country Status (1)

Country Link
CN (1) CN214492937U (en)

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