CN114312891A - Rack-and-pinion car pull rod device, rack-and-pinion car bogie and rack-and-pinion car - Google Patents
Rack-and-pinion car pull rod device, rack-and-pinion car bogie and rack-and-pinion car Download PDFInfo
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- CN114312891A CN114312891A CN202210106641.XA CN202210106641A CN114312891A CN 114312891 A CN114312891 A CN 114312891A CN 202210106641 A CN202210106641 A CN 202210106641A CN 114312891 A CN114312891 A CN 114312891A
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Abstract
The invention provides a rack vehicle pull rod device, a rack vehicle bogie and a rack vehicle, which comprise a first pull rod, a first connecting structure, a cross rod, a second connecting structure and a second pull rod which are connected in sequence; the first connecting structure and the second connecting structure are hinged with two ends of the cross rod respectively; the first connecting structure comprises a first connecting piece, a second connecting piece and a third connecting piece which is used for being hinged with the bogie; the second connecting structure comprises a fourth connecting piece, a fifth connecting piece and a sixth connecting piece which is hinged with the bogie; the first pull rod is hinged with the first connecting structure through a first connecting piece, and the first connecting structure is hinged with the cross rod through a second connecting piece; the cross rod is hinged with the second connecting structure through a fourth connecting piece; the second connecting structure is hinged with the second pull rod through a fifth connecting piece. The bogie traction device solves the technical problems that the stress point of the bogie traction device is higher than normal, the span of the pull rod is small, the stability is poor, and the bogie traction device is inclined to the side of a curve and is easy to tip over in the prior art.
Description
Technical Field
The invention relates to the technical field of a rack-rail vehicle, in particular to a rack-rail vehicle pull rod device, a rack-rail vehicle bogie and a rack-rail vehicle.
Background
The tooth rail railway is a steel rail with teeth additionally arranged in the middle of a common railway. The rack wheel of the bogie equipped on the rack-and-pinion vehicle is meshed with the rack on the track, thereby realizing the traction and the braking of the rolling stock. The bogie and the train body are main components of the train, and the part of the train body connected with the bogie is called a traction device, and the quality of the traction device is not only related to the running safety of the train but also directly related to the riding comfort of passengers.
In the prior art, the bogie traction tie rods of the rack-and-pinion vehicle are all positioned above the central cross beam of the bogie frame, and the tie rod devices of the rack-and-pinion vehicle are all arranged at the central position of the bogie. And if the rail train using the bogie in the prior art is applied to a mountain ramp, the road is steep, the curve radius of the road is small, the design of the traction pull rod in the traditional bogie is still adopted, and the rollover is easily caused because the stress point of the pull rod device is higher, the span of the pull rod is small, the stability is poor, and the side of the pull rod device is too large when the rail train passes through a curve.
Disclosure of Invention
The invention aims to provide a rack vehicle pull rod device and a rack vehicle bogie, and aims to solve the technical problems that in the prior art, a bogie traction device has a pull rod with small span and poor stability, is unevenly stressed when passing a curve, and is easy to overturn when inclining too much.
In a first aspect, the invention provides a rack rail vehicle pull rod device, which comprises a first pull rod, a first connecting structure, a cross rod, a second connecting structure and a second pull rod which are connected in sequence; the first connecting structure and the second connecting structure are hinged with two ends of the cross rod respectively;
the first connecting structure comprises a first connecting piece, a second connecting piece and a third connecting piece which is used for being hinged with the bogie;
the second connecting structure comprises a fourth connecting piece, a fifth connecting piece and a sixth connecting piece which is hinged with the bogie;
the first pull rod is hinged with the first connecting structure through a first connecting piece, and the first connecting structure is hinged with the cross rod through a second connecting piece; the cross rod is hinged with the second connecting structure through a fourth connecting piece; the second connecting structure is hinged with the second pull rod through a fifth connecting piece.
Further, in some embodiments of the present application, the first connection structure includes a first connection block; the third connecting piece is positioned in the middle of the first connecting block, and the first connecting piece and the second connecting piece are respectively positioned on two sides of the first connecting block; the first connecting piece, the second connecting piece and the third connecting piece are respectively and rotatably connected with the first connecting block;
the second connecting structure comprises a second connecting block, a sixth connecting piece is positioned in the middle of the second connecting block, and a fourth connecting piece and a fifth connecting piece are respectively positioned on two sides of the second connecting block; the fourth connecting piece, the fifth connecting piece and the sixth connecting piece are respectively and rotatably connected with the second connecting block.
Further, in some embodiments of the present application, the connection lines of the first connecting piece, the second connecting piece, and the third connecting piece with the connection points of the first connecting block are respectively triangular;
the connecting lines of the connecting points of the fourth connecting piece, the fifth connecting piece and the sixth connecting piece with the second connecting block are triangular.
Further, in some embodiments of the present application, the first connecting block and the second connecting block are both triangular structures whose vertical projections on the bogie are triangular;
the first connecting piece, the second connecting piece and the third connecting piece are respectively arranged at three corners of the triangular structure of the first connecting block, or are respectively arranged on the first connecting piece and close to the three corners of the triangular structure of the first connecting block;
the fourth connecting piece, the fifth connecting piece and the sixth connecting piece are respectively arranged at three corners of the triangular structure of the second connecting block, or respectively arranged on the second connecting piece and close to the three corners of the triangular structure of the second connecting block.
Further, in some embodiments of the present application, the first connecting block includes a first fixing plate and a second fixing plate, and the first connecting member, the second connecting member, and the third connecting member respectively pass through and are hinged to the first fixing plate and the second fixing plate;
one end of the first pull rod, which is hinged with the first connecting piece, is positioned between the first fixing plate and the second fixing plate, and one end of the cross rod, which is hinged with the second connecting piece, is positioned between the first fixing plate and the second fixing plate;
the second connecting block comprises a third fixing plate and a fourth fixing plate, and a fourth connecting piece, a fifth connecting piece and a sixth connecting piece respectively penetrate through the third fixing plate and the fourth fixing plate and are hinged with the third fixing plate and the fourth fixing plate;
one end of the second pull rod hinged to the fourth connecting piece is located between the third fixing plate and the fourth fixing plate, and one end of the cross rod hinged to the fifth connecting piece is located between the third fixing plate and the fourth fixing plate.
Further, in some embodiments of the present application, the first and fifth connectors are rubber nodes; the second connecting piece and the fourth connecting piece are respectively and independently selected from any one of a rubber node and a joint bearing; and/or
The third connecting piece and the fourth connecting piece both comprise rotating shafts used for being hinged with the bogie.
In a second aspect, some embodiments of the present application also provide a rack-and-pinion bogie comprising: the framework and the rack rail vehicle pull rod device provided by the first aspect;
the cross rod of the rack rail vehicle pull rod device is arranged below the framework.
Further, in some embodiments of the present application, the frame includes a first side member, a second side member, a first end member, a second end member, and a center cross member connected in a "zig-zag" configuration;
the first connecting structure and the second connecting structure are respectively hinged with two ends of the middle cross beam; or the first connecting structure is hinged with the middle part of the first side beam, and the second connecting structure is hinged with the middle part of the second side beam;
the first pull rod and the second pull rod are respectively positioned at two sides of the framework.
Further, in some embodiments of the present application, the cross bar is parallel to the intermediate cross member.
In a third aspect, some embodiments of the present application further provide a rack-and-pinion vehicle comprising a vehicle body and the rack-and-pinion vehicle bogie provided in the second aspect;
one end of the first pull rod, which is far away from the first connecting structure, is connected with the vehicle body; one end of the second pull rod, which is far away from the second connecting structure, is connected with the vehicle body.
The invention provides a rack vehicle pull rod device, which adopts a double-pull rod structure which is respectively hinged with a cross rod through a first connecting structure and a second connecting structure, so that the first pull rod, the second pull rod and the cross rod can be linked through the first connecting structure and the second connecting structure; the pull rod device can be hinged with the bogie through the first connecting structure and the second connecting structure, the span of the pull rod is increased, and the problem that loads on two sides of the bogie based on the pull rod device are asymmetric when the bogie passes through a curve is solved.
The application also provides a rack car bogie, the cross rod of the pull rod device is arranged below the framework of the bogie, the stress point position of the pull rod device is reduced, and the stability of the rack car based on the rack car bogie is improved; meanwhile, a first pull rod and a second pull rod of the pull rod device are respectively positioned on two sides of the bogie, and are linked through two connecting structures and a cross rod respectively, so that when the rack car based on the rack car bogie passes through a curve, a car body and the bogie rotate relatively, the pull rods on two sides move towards the front and back directions respectively in the longitudinal direction of the car, the generation of torque blocking the relative rotation of the car body and the bogie is avoided through the linkage of the middle connecting structure and the cross rod, and meanwhile, the transmission of traction force and braking force can be continuously maintained.
The application still provides a rack rail car stability when crossing the bend is good, the heeling is less, the security is higher.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a pull rod apparatus according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a bogie according to an embodiment of the present invention.
Description of the main element symbols:
11-a first end beam, 12-a second end beam, 13-a first side beam, 14-a second side beam, 15-a middle cross beam, 20-a tie device; 21-a first pull rod, 22-a second pull rod, 23-a cross rod, 24-a first connecting structure, 241-a first connecting piece, 242-a second connecting piece, 243-a third connecting piece, 244-a first fixing plate, 245-a second fixing plate, 25-a second connecting structure, 251-a fourth connecting piece, 252-a fifth connecting piece, 253-a sixth connecting piece, 254-a third fixing plate, and 255-a fourth fixing plate.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
The application provides a rack vehicle pull rod device 20, refer to fig. 1, which comprises a first pull rod 21, a first connecting structure 24, a cross rod 23, a second connecting structure 25 and a second pull rod 22 which are connected in sequence; the first connecting structure 24 and the second connecting structure 25 are respectively hinged with two ends of the cross rod 23;
the first connecting structure 24 includes a first connecting member 241, a second connecting member 242, and a third connecting member 243 for articulation with the bogie;
the second connecting structure 25 includes a fourth link 251, a fifth link 252, and a sixth link 253 for hinge-coupling with the bogie;
the first pull rod 21 is hinged with the first connecting structure 24 through a first connecting piece 241, and the first connecting structure 24 is hinged with the cross bar 23 through a second connecting piece 242; the cross bar 23 is hinged with the second connecting structure 25 through a fourth connecting piece 251; the second connecting structure 25 is hinged to the second pull rod 22 by a fifth connecting member 252.
It should be noted that the positions of the first connecting member 241, the second connecting member 242, and the third connecting member 243 on the first connecting structure 24 are different, that is: the hinge point of the first rail and the first connecting structure 24, the hinge point of the first connecting structure 24 and the cross bar 23, and the hinge point of the first connecting structure 24 and the bogie are not at the same position, and the vertical projections of the three hinge points on the bogie do not coincide. Similarly, the positions of the fourth connecting element 251, the fifth connecting element 252 and the sixth connecting element 253 on the second connecting structure 25 are different. The first pull rod 21, the first connecting structure 24, the cross bar 23, the second connecting structure 25 and the second pull rod 22 are linked, that is: the first connecting structure 24 rotates relative to the third connecting member 243 under the pulling of the first pull rod 21, so as to drive the cross rod 23 to move, and the moving cross rod 23 causes the second connecting structure 25 to rotate relative to the sixth connecting member 253, so as to drive the second pull rod 22 to move; similarly, when the second pull rod 22 moves, the second connecting structure 25 is driven to rotate relative to the sixth connecting member 253, so as to drive the cross bar 23 to move, and then the first connecting structure 24 is driven to rotate relative to the third connecting member 243, so as to drive the first pull rod 21 to move. Therefore, when the first pull rod 21/the second pull rod 22 is acted by force to swing, the first connecting structure 24, the cross rod 23 and the second connecting structure 25 are driven to move, so that the moment for blocking the relative rotation of the vehicle body and the bogie is not easy to generate, and the bogie of the rack-and-pinion vehicle based on the pull rod device and the vehicle body are easy to rotate relatively when passing through a curve. Meanwhile, due to the adoption of multi-stage linkage of the first pull rod 21, the first connecting structure 24, the cross rod 23, the second connecting structure 25 and the second pull rod 22, the span of the first pull rod 21 and the second pull rod 22 can be increased, so that the gear rail vehicle is more suitable for a line with a larger curve, the stability of the gear rail vehicle based on the pull rod device 20 is increased, the side inclination of the gear rail vehicle based on the pull rod device 20 in the curve is reduced, and the safety is improved.
In some embodiments, the first connection structure 24 comprises a first connection block; the third connecting member 243 is located in the middle of the first connecting block, and the first connecting member 241 and the second connecting member 242 are located at both sides of the first connecting block, respectively; the first connecting piece 241, the second connecting piece 242 and the third connecting piece 243 are respectively and rotatably connected with the first connecting block;
the second connection structure 25 includes a second connection block, the sixth connection member 253 is located at the middle of the second connection block, and the fourth connection member 251 and the fifth connection member 252 are located at both sides of the second connection block, respectively; the fourth connecting piece 251, the fifth connecting piece 252 and the sixth connecting piece 253 are respectively and rotatably connected with the second connecting block.
It should be noted that the "middle part" in the present application should be understood as a position at or near the midpoint of a certain structural member in the longitudinal direction, or a position at or near the break point of an L-shaped structural member.
In some embodiments, the first connecting block and the second connecting block may be strip-shaped members, arc-shaped members having a certain width, or L-shaped members, respectively. When the first connection block is a strip-shaped member or an arc-shaped member, the first connection member 241 and the second connection member 242 are respectively hinged to two ends of the first connection block, and the third connection member 243 is hinged to the middle of the first connection block. When the first connecting block is an L-shaped member, the third connecting member 243 is hinged to the bent portion of the L-shaped member, and the first connecting member 241 and the second connecting member 242 are hinged to the two wing ends of the L-shaped member, respectively. Similarly, when the second connection block is a bar-shaped member or an arc-shaped member, the fourth connection member 251 and the fifth connection member 252 are respectively hinged to both ends of the second connection block, and the sixth connection member 253 is hinged to the middle of the second connection block. When the second connecting block is an L-shaped member, the sixth connecting piece 253 is hinged to the bent portion of the L-shaped member, and the fourth connecting piece 251 and the fifth connecting piece 252 are hinged to the two wing ends of the L-shaped member, respectively.
In some embodiments, the connection lines of the first connector 241, the second connector 242, and the third connector 243, respectively, and the connection points of the first connection block are triangular; the connecting lines of the connecting points of the fourth connecting piece 251, the fifth connecting piece 252 and the sixth connecting piece 253 with the second connecting block are triangular, and the span of the first pull rod 21 and the second pull rod 22 is further increased.
In some embodiments, the first connecting block and the second connecting block are both triangular structures with triangular vertical projections on the bogie;
the first connecting piece 241, the second connecting piece 242 and the third connecting piece 243 are respectively arranged at three corners of the triangular structure of the first connecting block, or are respectively arranged on the first connecting piece 241 and close to the three corners of the triangular structure of the first connecting block;
the fourth connecting member 251, the fifth connecting member 252 and the sixth connecting member 253 are respectively disposed at three corners of the triangular structure of the second connecting block, or are respectively disposed on the second connecting member 242 and are adjacent to three corners of the triangular structure of the second connecting block.
The first connecting structure 24 and the second connecting structure 25 are both in stable triangular structures, so that the stability of the pull rod device 20 in the linkage process is improved; meanwhile, the three hinge points on the first connecting structure 24 and the second connecting structure 25 are arranged in a triangular shape, so that the span of the first pull rod 21 and the second pull rod 22 can be enlarged, and the stability is improved.
In some embodiments, the first connection block includes a first fixing plate 244 and a second fixing plate 245, and the first connector 241, the second connector 242, and the third connector 243 pass through the first fixing plate 244 and the second fixing plate 245, respectively, and are hinged with the first fixing plate 244 and the second fixing plate 245;
one end of the first pull rod 21 hinged to the first connecting piece 241 is located between the first fixing plate 244 and the second fixing plate 245, and one end of the cross rod 23 hinged to the second connecting piece 242 is located between the first fixing plate 244 and the second fixing plate 245;
the second connecting block comprises a third fixing plate 254 and a fourth fixing plate 255, and a fourth connecting piece 251, a fifth connecting piece 252 and a sixth connecting piece 253 respectively penetrate through the third fixing plate 254 and the fourth fixing plate 255 and are hinged with the third fixing plate 254 and the fourth fixing plate 255;
one end of the second pull rod 22 hinged to the fourth connecting member 251 is located between the third fixing plate 254 and the fourth fixing plate 255, and one end of the cross rod 23 hinged to the fifth connecting member 252 is located between the third fixing plate 254 and the fourth fixing plate 255.
The first fixing plate 244 and the second fixing plate 245 are spaced apart from each other for the first pull rod 21 and the first connecting member 241, and the cross rod 23 and the second connecting member 242 to be hinged to each other; the third fixing plate 254 and the fourth fixing plate 255 have a space therebetween for the hinge connection of the second pull rod 22 and the fourth link 251, the cross bar 23 and the fifth link 252. The first and second fixing plates 244 and 245 are formed in a hollow structure, and the third and fourth fixing plates 254 and 255 are also formed in a hollow structure, so that the weight of the drawbar device 20 can be reduced. Further, the first fixing plate 244 and the second fixing plate 245 may be triangular ring-shaped plates to further reduce the weight of the drawbar arrangement 20.
In some embodiments, the first and fifth connectors 241, 252 are rubber nodes; the second connecting piece 242 and the fourth connecting piece 251 are respectively and independently selected from any one of rubber joints and joint bearings, so that the freedom degree of the first pull rod 21 and the second pull rod 22 is larger, the vibration of the pull rod device 20 is reduced, and the pull rod device 20 is conveniently applied to a line with frequent curves and ramps; and/or
The third and fourth connectors 243 and 251 each include a rotation shaft for hinge-coupling with the bogie.
In addition, when the first pull rod/the second pull rod are simultaneously pulled or pressed, the whole mechanism is balanced in stress and does not generate linkage and rotation, the first pull rod and the second pull rod are connected through rubber nodes, and the rubber nodes have elastic buffering effect, so that the pull rod device can have good buffering effect.
In a second aspect, some embodiments of the present application also provide a rack-and-pinion bogie, referring to fig. 2, comprising: the frame and the rack vehicle tie rod device 20 provided by the first aspect;
the cross bar 23 of the rack rail vehicle pull rod device 20 is arranged below the framework, so that the stress position of the pull rod device 20 is lowered.
In some embodiments, the frame includes a first side beam 13, a second side beam 14, a first end beam 11, a second end beam 12, and a middle cross beam 15 connected in a "zig-zag" configuration;
the first connecting structure 24 and the second connecting structure 25 are respectively hinged with two ends of the middle cross beam 15; or the first connecting structure 24 is hinged with the middle part of the first side beam 13, and the second connecting structure 25 is hinged with the middle part of the second side beam 14;
the first and second tie rods 21 and 22 are located on either side of the frame.
In some embodiments, the first side beam 13, the second side beam 14, the first end beam 11, the second end beam 12 and the middle cross beam 15 are integrally formed, so that the strength of the first side beam 13, the second side beam 14, the first end beam 11, the second end beam 12 and the middle cross beam 15 is increased, a welding procedure among beam bodies is omitted, and the production efficiency is greatly improved. Moreover, the first end beam 11, the second end beam 12 and the middle cross beam 15 of the integrated structure avoid stress concentration caused by welding, so that the strength of the first end beam 11, the second end beam 12 and the middle cross beam 15 is improved, and the strength of the whole bogie is increased.
In some embodiments, the cross bar 23 is parallel to the intermediate cross member 15.
In a third aspect, some embodiments of the present application further provide a rack-and-pinion vehicle comprising a vehicle body and the rack-and-pinion vehicle bogie provided in the second aspect;
one end of the first pull rod 21, which is far away from the first connecting structure 24, is connected with the vehicle body; the end of the second pull rod 22 remote from the second connecting structure 25 is connected to the vehicle body.
In a rack-and-pinion type vehicle, a rack-and-pinion type bogie is connected to a vehicle body (not shown) via a tie rod device 20, and in order to reduce an impact load between the vehicle body and the bogie, one end of the tie rod device 20 is installed at the intermediate cross member 15, and the other end of the tie rod device 20 is connected to the vehicle body. During towing or braking, the vehicle body is subjected to a longitudinal load, which the tie rod arrangement 20 can transmit and cushion the load impact. The impact load is relieved by the tie rod device 20, so that the impact load transmitted by the bogie to the vehicle body is reduced.
The embodiment also provides a rack-and-pinion vehicle, which comprises a vehicle body and the bogie as in the above embodiment, wherein the bogie is connected to the bottom of the vehicle body. Specifically, the bogie is arranged at the bottom of the vehicle body, and the rack vehicle pull rod device 20 on the bogie is a low gravity center traction rack vehicle pull rod device 20, so that the stress position of the rack vehicle pull rod device 20 is lowered.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A rack rail vehicle pull rod device is characterized by comprising a first pull rod, a first connecting structure, a cross rod, a second connecting structure and a second pull rod which are sequentially connected; the first connecting structure and the second connecting structure are hinged with two ends of the cross rod respectively;
the first connecting structure comprises a first connecting piece, a second connecting piece and a third connecting piece for being hinged with the bogie;
the second connecting structure comprises a fourth connecting piece, a fifth connecting piece and a sixth connecting piece which is hinged with the bogie;
the first pull rod is hinged with a first connecting structure through the first connecting piece, and the first connecting structure is hinged with the cross rod through a second connecting piece; the cross rod is hinged with the second connecting structure through a fourth connecting piece; the second connecting structure is hinged with the second pull rod through a fifth connecting piece.
2. The rack vehicle tie rod apparatus of claim 1, wherein the first connection structure comprises a first connection block; the third connecting piece is positioned in the middle of the first connecting block, and the first connecting piece and the second connecting piece are respectively positioned on two sides of the first connecting block; the first connecting piece, the second connecting piece and the third connecting piece are respectively and rotatably connected with the first connecting block;
the second connecting structure comprises a second connecting block, the sixth connecting piece is positioned in the middle of the second connecting block, and the fourth connecting piece and the fifth connecting piece are respectively positioned on two sides of the second connecting block; and the fourth connecting piece, the fifth connecting piece and the sixth connecting piece are respectively and rotatably connected with the second connecting block.
3. The tie rod device of claim 2, wherein the connection lines of the first, second and third connecting members with the connection points of the first connecting block are triangular;
and connecting lines of connecting points of the fourth connecting piece, the fifth connecting piece and the sixth connecting piece with the second connecting block are triangular respectively.
4. The tie rod device of claim 3, wherein the first connecting block and the second connecting block are both triangular structures with a triangular vertical projection on the bogie;
the first connecting piece, the second connecting piece and the third connecting piece are respectively arranged at three corners of the triangular structure of the first connecting block, or are respectively arranged on the first connecting piece and are close to the three corners of the triangular structure of the first connecting block;
the fourth connecting piece, the fifth connecting piece and the sixth connecting piece are respectively arranged at three corners of the triangular structure of the second connecting block, or are respectively arranged on the second connecting piece and close to the three corners of the triangular structure of the second connecting block.
5. The rack vehicle pull rod device according to claim 3, wherein the first connecting block comprises a first fixing plate and a second fixing plate, and the first connecting piece, the second connecting piece and the third connecting piece respectively penetrate through the first fixing plate and the second fixing plate and are hinged with the first fixing plate and the second fixing plate;
one end of the first pull rod, which is hinged with the first connecting piece, is positioned between the first fixing plate and the second fixing plate, and one end of the cross rod, which is hinged with the second connecting piece, is positioned between the first fixing plate and the second fixing plate;
the second connecting block comprises a third fixing plate and a fourth fixing plate, and a fourth connecting piece, a fifth connecting piece and a sixth connecting piece respectively penetrate through the third fixing plate and the fourth fixing plate and are hinged with the third fixing plate and the fourth fixing plate;
one end, hinged to the fourth connecting piece, of the second pull rod is located between the third fixing plate and the fourth fixing plate, and one end, hinged to the fifth connecting piece, of the cross rod is located between the third fixing plate and the fourth fixing plate.
6. The rack vehicle pull rod device according to any one of claims 1 to 5, wherein the first connecting piece and the fifth connecting piece are rubber nodes, and the second connecting piece and the fourth connecting piece are respectively and independently selected from any one of rubber nodes and joint bearings; and/or
And the third connecting piece and the fourth connecting piece both comprise rotating shafts hinged with the bogie.
7. A rack and pinion bogie, comprising: a frame and a rack vehicle tie rod device as claimed in any one of claims 1 to 6;
the cross rod of the rack rail vehicle pull rod device is arranged below the framework.
8. The rack car truck of claim 7 wherein said frame includes a first side beam, a second side beam, a first end beam, a second end beam, and a center cross beam connected in a "zig-zag" configuration;
the first connecting structure and the second connecting structure are hinged with two ends of the middle cross beam respectively; or the first connecting structure is hinged with the middle part of the first side beam, and the second connecting structure is hinged with the middle part of the second side beam;
the first pull rod and the second pull rod are respectively positioned on two sides of the framework and are positioned on the two sides of the framework.
9. The rack car truck of claim 8 wherein said cross bar is parallel to said intermediate cross beam.
10. A rack-track vehicle comprising a vehicle body and a rack-track vehicle bogie according to any one of claims 7 to 9;
one end of the first pull rod, which is far away from the first connecting structure, is connected with the vehicle body; and one end of the second pull rod, which is far away from the second connecting structure, is connected with the vehicle body.
Priority Applications (1)
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CN202210106641.XA CN114312891B (en) | 2022-01-28 | 2022-01-28 | Gear rail car pull rod device, gear rail car bogie and gear rail car |
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CN202210106641.XA CN114312891B (en) | 2022-01-28 | 2022-01-28 | Gear rail car pull rod device, gear rail car bogie and gear rail car |
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Citations (8)
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CN106809241A (en) * | 2016-09-21 | 2017-06-09 | 比亚迪股份有限公司 | Haulage gear, bogie assembly and straddle-type single-track vehicle |
CN107472281A (en) * | 2017-07-28 | 2017-12-15 | 中车南京浦镇车辆有限公司 | A kind of axle single rail bogie of low land plate face straddle-type two |
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CN111016951A (en) * | 2019-12-30 | 2020-04-17 | 中铁轨道交通装备有限公司 | Bogie and monorail vehicle with same |
CN112550337A (en) * | 2020-12-16 | 2021-03-26 | 中铁轨道交通装备有限公司 | Single-axle bogie with anti-nodding and anti-rolling functions and railway vehicle with single-axle bogie |
CN213323113U (en) * | 2020-05-24 | 2021-06-01 | 中铁宝桥集团有限公司 | Traction suspension device of straddle type monorail vehicle |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN106274950A (en) * | 2016-09-14 | 2017-01-04 | 株洲时代新材料科技股份有限公司 | A kind of traction link mechanism used for rail vehicle and framework means of defence |
CN106809241A (en) * | 2016-09-21 | 2017-06-09 | 比亚迪股份有限公司 | Haulage gear, bogie assembly and straddle-type single-track vehicle |
CN107472281A (en) * | 2017-07-28 | 2017-12-15 | 中车南京浦镇车辆有限公司 | A kind of axle single rail bogie of low land plate face straddle-type two |
CN207631263U (en) * | 2017-10-16 | 2018-07-20 | 重庆中车长客轨道车辆有限公司 | A kind of straddle-type monorail train and its four side bearing formula single-axle bogies |
CN108163003A (en) * | 2018-01-02 | 2018-06-15 | 中车株洲电力机车有限公司 | A kind of tooth rail car bogie |
CN111016951A (en) * | 2019-12-30 | 2020-04-17 | 中铁轨道交通装备有限公司 | Bogie and monorail vehicle with same |
CN213323113U (en) * | 2020-05-24 | 2021-06-01 | 中铁宝桥集团有限公司 | Traction suspension device of straddle type monorail vehicle |
CN112550337A (en) * | 2020-12-16 | 2021-03-26 | 中铁轨道交通装备有限公司 | Single-axle bogie with anti-nodding and anti-rolling functions and railway vehicle with single-axle bogie |
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