Rail car steering chassis

Abstract

A steering chassis of a rail car comprises a chassis body. The steering structure is movably arranged in the chassis and is positioned at the central part; the guide rail structure is movably arranged on the lower wall surface of the chassis and is positioned at the central part; the utility model relates to the technical field of vehicle steering, the whole device is supported through the pressure-bearing rollers, so that the chassis can run on the T-shaped steel rail on the guide rail supporting plate, power is provided for the chassis through the matching of the driving wheel assemblies and racks on the rack plate, the chassis can be braked, and when the vehicle turns, the driving wheel assemblies can drive the chassis to run on the T-shaped steel rail on the guide rail supporting plate. The bogies can adapt to the radians of the guide rails to rotate automatically, and the chassis is corrected to form an angle with the guide frames and is kept between the pair of bogies due to the elasticity of the springs, so that the chassis is prevented from colliding with the rails during turning, violent vibration and even damage of the chassis are prevented, and the service life of a vehicle is prolonged; and the running stability of the vehicle is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to vehicle steering technical field, concretely is a track car steering chassis. BACKGROUND

[0002] Track vehicles are applied more and more widely in public traffic, workshop transportation and other fields, and the track cars set in scenic spots provide a convenient and relaxed touring mode for tourists, especially for the scenic spots with large area, tourists can easily reach each scenic spot without walking or self-driving, fatigue is reduced, and touring fun is increased, the dispersed scenic spots in the scenic spot can be connected to form a complete touring line, help tourists to better plan the journey, fully enjoy the beauty of the scenic spot, and improve the touring efficiency of the scenic spot.

[0003] The existing track car has high requirements for track angle during steering, poor adaptability, high precision requirements for the track, and the chassis often collides with the track during steering, causes vibration of the vehicle, and causes damage to the vehicle and the track, reduces the service life. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a track car steering chassis to solve the problems of high requirements for track steering angle of the steering mechanism and damage to the vehicle and the track.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a track car steering chassis, comprising:

[0006] A chassis;

[0007] A steering structure movably arranged in the chassis and located at the central part;

[0008] A guide rail structure movably arranged on the lower wall of the chassis and located at the central part;

[0009] Further comprising: a pair of driving wheel assemblies with the same structure, the chassis is respectively provided with mounting rods with the same structure at the four corner parts, and a pair of spring fixing plates with the same structure are arranged on the upper wall center line of the chassis on the front and rear sides, and a pair of driving wheel assemblies are movably arranged on the lower wall of the chassis and symmetrically located on the left and right sides of the center line;

[0010] The steering structure comprises: a plurality of movable plates with the same structure, a pair of steering frames with the same structure, a pair of pressure rollers with the same structure, a plurality of guide wheels with the same structure, and a plurality of springs with the same structure.

[0011] Two pairs of said movable plates are fixedly arranged on the upper wall of the mounting rod on the chassis, and the other two pairs of movable plates are fixedly arranged on the lower wall of the mounting rod, and the bogie is movably arranged on the other end of the movable plate, and a pair of said pressure roller is rotatably arranged in the bogie and is located at the center position, a plurality of said guide wheels are rotatably arranged on the lower wall of the bogie and are located at the four corner positions, and a plurality of said springs are fixedly arranged on the front and rear walls of the spring fixing plate on the chassis, and the other end is fixedly arranged on the front and rear walls of the bogie.

[0012] Preferably, the roller on the driving wheel assembly is provided with a tooth.

[0013] Preferably, the movable plate is provided with an arc-shaped sliding groove.

[0014] Preferably, the upper and lower walls of the bogie are respectively provided with cylindrical sliding blocks at the left and right ends, and the sliding blocks are matched with the sliding grooves on the movable plate, so that the bogie can slide in the pair of movable plates.

[0015] Preferably, the guide rail structure comprises a guide rail fixing plate, a pair of T-shaped steel tracks and a rack plate.

[0016] The guide rail fixing plate is movably arranged below the chassis and located at the center position, one end of the pair of T-shaped steel tracks is fixedly arranged on the upper wall of the guide rail fixing plate, and the upper wall is matched with the pressure roller, and the front and rear walls are matched with the guide wheels, and the rack plate is fixedly arranged on the upper wall of the guide rail fixing plate and located at the center position.

[0017] Preferably, the rack plate is provided with a rack and is engaged with the tooth on the driving wheel assembly.

[0018] Compared with the prior art, the railcar turning chassis has the beneficial effects that: the whole device is supported by the pressure roller, so that the chassis can run on the T-shaped steel track on the guide rail support plate, the driving wheel assembly is matched with the rack on the rack plate to provide power for the chassis, and the chassis can be braked when turning, the bogie can automatically rotate according to the curvature of the guide rail, and the chassis is corrected to an angle with the guide frame due to the elastic force of the spring, and is kept in the middle of the pair of bogies, which avoids the collision between the chassis and the track when turning, prevents the chassis from being damaged due to severe vibration, prolongs the service life of the vehicle, and greatly improves the stability of the vehicle. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is an installation structure schematic view of the utility model;

[0020] Figure 2 It is a top view structure schematic view of the utility model;

[0021] Figure 3 It is the front view structure schematic diagram of the utility model.

[0022] Figure 4 It is the guide way structure sectional view of the utility model.

[0023] In the drawing: 1, bottom disc, 2, steering structure, 21, movable plate, 22, bogie, 23, pressure roller, 24, guide wheel, 25, spring, 3, guide rail structure, 31, guide rail support plate, 32, T-shaped steel track, 33, rack plate, 4, drive wheel assembly. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0025] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a railcar steering bottom disc, comprising: bottom disc 1;Steering structure 2, it is movably arranged in bottom disc 1, and located at center part;Guide rail structure 3, it is movably arranged in the lower wall of bottom disc 1, and located at center part;Still include: a pair of structures same drive wheel assembly 4, bottom disc 1 four corner parts are respectively equipped with structure same mounting rod, and its upper wall center line front and rear sides are equipped with a pair of structure same spring fixed plate, a pair of drive wheel assembly 4 is fixedly arranged in the lower wall of bottom disc 1, and is located at center line left and right sides symmetry each other;Steering structure 2, comprising: a plurality of mechanisms same movable plate 21, a pair of mechanisms same bogie 22, a pair of structures same pressure roller 23, a plurality of structures same guide wheel 24, a plurality of structures same spring 25;Wherein two pairs of movable plate 21 one end are respectively fixedly arranged on the upper wall of mounting rod on bottom disc 1, and other two pairs of movable plate 21 one end are respectively fixedly arranged on the lower wall of mounting rod, bogie 22 two ends are movably arranged on the other end of movable plate 21, a pair of pressure roller 23 is respectively rotatably arranged in bogie 22, and is respectively located at center part, a plurality of guide wheels 24 are rotatably arranged on the lower wall of bogie 22, and are respectively located at four corner parts, a plurality of springs 25 one end are respectively fixedly arranged on the front and rear walls of spring fixed plate on bottom disc 1, and its other end is fixedly arranged on the front and rear walls of bogie 22.

[0026] As preferred scheme, further, the roller on drive wheel assembly 4 is equipped with tooth.

[0027] As a preferred solution, further, the movable plate 21 is provided with an arc-shaped sliding groove.

[0028] As a preferred solution, further, the upper and lower walls of the bogie 22 are respectively provided with a cylindrical sliding block of the same structure, which is matched with the sliding groove on the movable plate 21, so that the bogie 22 can slide in the pair of movable plates 21.

[0029] As a preferred solution, further, the guide rail structure 3 comprises a guide rail fixed plate, a pair of T-shaped steel tracks 32 of the same structure, and a rack plate 33.

[0030] The guide rail fixed plate is movably arranged below the chassis 1 and located at the center position. One end of the pair of T-shaped steel tracks 32 is fixedly arranged on the upper wall of the guide rail fixed plate, and the upper wall thereof is in contact with the pressure roller 23, and the front and rear walls thereof are in contact with the guide wheels 24. The rack plate 33 is fixedly arranged on the upper wall of the guide rail fixed plate and located at the center position.

[0031] As a preferred solution, further, the rack plate 33 is provided with a rack, which is engaged with the teeth of the driving wheel assembly 4.

[0032] Through the person skilled in the art, all electrical components in the case are connected to the power supply through wires, and appropriate controllers should be selected according to the actual situation to meet the control requirements. The specific connection and control sequence should be referred to the working principle of the above-mentioned working principle, and the working sequence of the electrical components is completed. The detailed connection means is a well-known technology in the art. The working principle and process are mainly introduced below, and the electrical control is not described.

[0033] Embodiment: through the description Figures 1-3 It can be seen that, first of all, the entire device is supported by the pressure roller 23, so that the chassis 1 can run on the T-shaped steel track 32 on the guide rail support plate 31. The cooperation of the driving wheel assembly 4 and the rack on the rack plate 33 provides power for the chassis 1 and can brake. When turning, the guide wheels 24 abut against the T-shaped steel track 32, and the bogie 22 can rotate and move within a fixed range due to the limiting of the movable plate 21, so that the bogie 22 can adapt to the curvature of the guide rail and rotate automatically. Due to the elastic force of the spring 25, the chassis 1 is corrected to an angle with the guide bogie and maintained in the middle of the pair of bogies 22, avoiding collision between the chassis 1 and the track when turning, preventing the chassis 1 from being damaged due to severe vibration.

[0034] In the description of the utility model, need understanding is, the term "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "central", "both ends" and so on indicate the orientation or positional relationship is based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and is not indicating or implying that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation; At the same time, unless otherwise explicitly specified and limited, the terms "fixed installation", "detachable installation", "movable connection", "movable penetration", "movable suit" and so on should be understood broadly, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;It can be directly connected, also can be indirectly connected through intermediate medium, it can be the communication or mutual action relationship of two elements inside two elements, unless otherwise explicitly limited, for ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0035] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A railcar steering chassis, characterized by, The utility model relates to a kind of driving wheel assembly and driving wheel assembly, including: Chassis (1); Steering structure (2) is movably disposed in chassis (1), and is located at central site; Guide rail structure (3) is movably disposed in the lower wall of chassis (1), and is located at central site; It further includes: a pair of identical drive wheel assemblies (4), the upper wall centerline of the chassis (1) is provided with a pair of identical spring fixing plates on the front and rear sides, and a pair of identical drive wheel assemblies (4) are movably disposed on the lower wall of the chassis (1), and are respectively located on the left and right sides of the centerline symmetrically; The steering structure (2) comprises: a plurality of identical movable plates (21), a pair of identical steering frames (22), a pair of identical pressure rollers (23), a plurality of identical guide wheels (24) and a plurality of identical springs (25); Wherein, one end of two pairs of movable plates (21) is movably disposed on the upper wall of the mounting rod on the chassis (1), and the other end of the other two pairs of movable plates (21) is movably disposed on the lower wall of the mounting rod, the steering frame (22) is movably disposed on the other end of the movable plate (21), a pair of pressure rollers (23) are rotatably disposed in the steering frame (22), and are respectively located at the central site, a plurality of guide wheels (24) are rotatably disposed on the lower wall of the steering frame (22), and are respectively located at the four corner sites, and one end of a plurality of springs (25) is movably disposed on the front and rear walls of the spring fixing plate on the chassis (1), and the other end is movably disposed on the front and rear walls of the steering frame (22).

2. A railcar steering chassis according to claim 1, wherein: The roller on the drive wheel assembly (4) is provided with a tooth.

3. A railcar steering chassis as defined in claim 1, wherein: The movable plate (21) is provided with an arc-shaped sliding groove.

4. The railcar steering chassis of claim 1, wherein: The upper and lower walls of the steering frame (22) are respectively provided with identical cylindrical sliding blocks on the left and right ends, and are matched with the sliding grooves on the movable plate (21), so that the steering frame (22) can slide in the pair of movable plates (21).

5. The railcar steering chassis of claim 1, wherein: The guide rail structure (3) comprises a guide rail fixing plate, a pair of identical T-shaped steel tracks (32) and a rack plate (33); The guide rail fixing plate is movably disposed below the chassis (1) and located at the central site, one end of the pair of T-shaped steel tracks (32) is movably disposed on the upper wall of the guide rail fixing plate, and the upper wall is matched with the pressure roller (23), and the front and rear walls are matched with the guide wheel (24), and the rack plate (33) is movably disposed on the upper wall of the guide rail fixing plate and located at the central site.

6. A railcar steering chassis as defined in claim 5, wherein: The rack plate (33) is provided with a rack, and the rack is engaged with the tooth on the drive wheel assembly (4).

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