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, and reduces the service life. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a track car steering chassis to solve the problems that the steering mechanism has high requirements for track steering angle and can damage 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, a mounting buckle, the chassis is respectively provided with mounting rods with the same structure at four corner parts, and a pair of spring fixing plates with the same structure are arranged on the front and rear sides of the center line of the lower wall, a pair of driving wheel assemblies are movably arranged on the lower wall of the chassis and symmetrically arranged on the left and right sides of the center line, and the mounting buckle is movably arranged on the lower wall of the chassis and located at the central part;

[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, one pair of said pressure roller is rotatably arranged on the inner wall of the bogie, and is located on the top center line, a plurality of said guide wheels are rotatably arranged on the upper 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 with the same structure, and the sliding grooves on the movable plate are matched with each other, 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 rails with the same structure and a rack plate.

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

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

[0018] Compared with the prior art, the railcar turning chassis has the advantages that: the whole device is supported by the pressure roller, so that the chassis can run on the T-shaped steel rail on the guide rail support plate, the carriage or handle and other load-carrying equipment can be installed on the chassis through the installation buckle, the power is provided for the chassis through the cooperation of the driving wheel assembly and the rack on the rack plate, and the chassis can be braked, when turning, the bogie can adapt to the curvature of the guide rail and rotate automatically, and due to the elastic force of the spring, the chassis is corrected to an angle with the guide frame 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 violently vibrated or even damaged, prolongs the service life of the vehicle, and greatly improves the stability of the vehicle operation. BRIEF DESCRIPTION OF DRAWINGS

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

[0020] Figure 2The top view structural schematic diagram of the utility model;

[0021] Figure 3 The front view structural schematic diagram of the utility model;

[0022] Figure 4 The guide way structural 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, driving wheel assembly, 5, mounting buckle. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within 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 same structure driving wheel assembly 4, mounting buckle 5, bottom disc 1 four corner parts are respectively equipped with same structure mounting rod, and its lower wall center line front and rear sides are equipped with a pair of same structure spring fixed plate, a pair of driving 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, mounting buckle 5 is fixedly arranged in the lower wall of bottom disc 1, and located at center part;Steering structure 2, comprising: a plurality of same mechanism movable plate 21, a pair of same mechanism bogie 22, a pair of same structure pressure roller 23, a plurality of same structure guide wheel 24, a plurality of same structure 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 rotatably arranged in the inner wall of bogie 22, and is respectively located on top center line, a plurality of guide wheels 24 are rotatably arranged on the upper 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 the other end is fixedly arranged on the front and rear walls of bogie 22.

[0026] As a preferred scheme, further, the roller on the driving wheel assembly 4 is provided with a tooth.

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

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

[0029] As a preferred scheme, 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 above the chassis 1 and located at the central position. One end of the pair of T-shaped steel tracks 32 is fixedly arranged at the lower wall of the guide rail fixed plate, and the lower wall thereof is attached to the pressure roller 23, and the front and rear walls thereof are attached to the guide wheels 24. The rack plate 33 is fixedly arranged at the lower wall of the guide rail fixed plate and located at the central position.

[0031] As a preferred scheme, further, the rack plate 33 is provided with a rack, which is engaged with the tooth on the driving wheel assembly 4.

[0032] Those skilled in the art will connect all electrical components in this case with their adapted power sources through wires, and should select appropriate controllers according to actual conditions to meet the control requirements. The specific connection and control sequence should be completed according to the working order between the electrical components in the working principle described below. 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 attached Figures 1-3 It can be seen that, first, the entire device is supported by the pressure roller 23, so that the chassis 1 can travel on the T-shaped steel tracks 32 on the guide rail support plate 31. The carriage or handle and other load-carrying equipment can be installed on the chassis 1 by installing the buckle 5. The rack on the rack plate 33 is matched with the driving wheel assembly 4 to provide power for the chassis 1 and can be braked. When turning, the guide wheels 24 abut against the T-shaped steel tracks 32, and the bogie 22 can rotate and move within a fixed range due to the limitation 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 is maintained in the middle of the pair of bogies 22, avoiding collision between the chassis 1 and the track when turning and 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 in that, include: Chassis (1); Steering structure (2) is movably installed within chassis (1) and located at the center; The guide rail structure (3) is movably mounted on the lower wall of the chassis (1) and located at the center. It also includes: a pair of identical drive wheel assemblies (4) and mounting buckles (5). The four corners of the chassis (1) are respectively provided with identical mounting rods, and the front and rear sides of the center line of the lower wall are provided with a pair of identical spring fixing plates. The pair of drive wheel assemblies (4) are fixedly placed on the lower wall of the chassis (1), and are symmetrically located on the left and right sides of the center line. The mounting buckles (5) are fixedly placed on the lower wall of the chassis (1) and are located at the center. The steering structure (2) includes: several movable plates (21) with the same mechanism, a pair of bogies (22) with the same mechanism, a pair of pressure rollers (23) with the same structure, several guide wheels (24) with the same structure, and several springs (25) with the same structure; Two pairs of movable plates (21) are fixed at one end to the upper wall of the mounting rod on the chassis (1), and two other pairs of movable plates (21) are fixed at one end to the lower wall of the mounting rod. The two ends of the bogie (22) are movably mounted on the other end of the movable plate (21). A pair of pressure rollers (23) are rotatably mounted on the inner wall of the bogie (22) and are located on the top center line. Several guide wheels (24) are rotatably mounted on the upper wall of the bogie (22) and are located at the four corners. One end of several springs (25) is fixedly mounted on the front and rear walls of the spring fixing plate on the chassis (1), and the other end is fixedly mounted on the front and rear walls of the bogie (22).

2. The railcar steering chassis according to claim 1, characterized in that: The rollers on the drive wheel assembly (4) are provided with teeth.

3. The railcar steering chassis according to claim 1, characterized in that: The movable plate (21) has an arc-shaped groove.

4. A railcar steering chassis according to claim 1, characterized in that: The bogie (22) has cylindrical sliders with the same structure at both ends of the upper and lower walls, which cooperate with the sliding grooves on the movable plate (21) so that the bogie (22) can slide within a pair of movable plates (21).

5. A railcar steering chassis according to claim 1, characterized in that: The guide rail structure (3) includes: a guide rail fixing plate, a pair of identical T-shaped steel rails (32), and a rack plate (33); The guide rail fixing plate is movably mounted above the chassis (1) and located at the center. One end of a pair of T-shaped steel rails (32) is fixedly mounted on the lower wall of the guide rail fixing plate, and the lower wall is in contact with the pressure roller (23), and the front and rear walls are in contact with the guide wheel (24). The rack plate (33) is fixedly mounted on the lower wall of the guide rail fixing plate and located at the center.

6. A railcar steering chassis according to claim 5, characterized in that: The rack plate (33) is provided with a rack, which meshes with the teeth on the drive wheel assembly (4).

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