CN115635985A - Rail car - Google Patents

Abstract

The invention relates to the field of sightseeing platform driving carriers and discloses a rail car. The invention has the beneficial effect that the whole track car can stably run in two states of linear motion and curve track seeking under the condition of larger platform load. The AR platform is connected with the passenger platform through the slewing bearing with the driving motor, and the slewing bearing can provide the degree of freedom of the rotation of the passenger platform, so that a better viewing effect can be achieved.

Description

subway

technical field

The invention relates to the field of driving vehicles for sightseeing platforms, in particular to a rail car.

Background technique

With the gradual maturity of the technology of the circular bend sightseeing platform project, the demand for arranging longer track lengths in a limited space is also increasing. At present, in the case of limited on-site space, reducing the turning radius of the curve to increase the utilization of space while increasing the number of passengers on the platform has become the core direction to solve this problem. However, the driving mode of sightseeing platform equipment currently on the market is mostly the rear-mounted rear-drive driving equipment driven by the rear axle and a single motor. The turning radius of the curve must be greater than 3 meters, and the load-bearing capacity is about 1.5 tons. The maximum number of people is 8 people. While the large load cannot be met, the turning radius of the track is also limited.

There are above-mentioned deficiencies in existing sightseeing platform drive vehicles.

Contents of the invention

The object of the present invention is to provide a rail car in order to overcome the deficiencies in the prior art.

A railcar of the present invention comprises a front end power rail clamping axle assembly and a rear end power rail clamping axle assembly, the front end power rail clamping axle assembly, the rear end power rail clamping axle assembly It is connected with the steel frame of the car body, and the steel frame of the car body extends to the middle of the rail car and is connected with the first slewing bearing. Chengjun includes a power clamping rail axle, the power clamping rail axle includes a spline transmission shaft, the spline transmission shaft is installed on the power clamping rail axle, and the power clamping rail axle is connected with a power The axle steel frame, differential gear, driving motor and reducer are installed on the power axle steel frame and connected with the power clamp rail axle, and the driving wheel sets and guide wheels are installed on both sides of the power axle steel frame The group is installed on the steel frame of the power axle along the direction parallel to the ground, the spline transmission shaft is connected with the differential and the driving wheel set to transmit driving torque, and the driving motor is connected with the differential The drive motor of the front-end power clamp rail axle assembly is connected with an overrunning clutch, the AR platform is connected with the car body steel frame, and the AR platform is connected with a passenger platform.

Preferably, a second slewing support is connected to the AR platform, and the passenger platform is connected to the second slewing support.

Preferably, the steel frame of the power axle is provided with screw holes, and the differential, drive motor and reducer are fixed on the steel frame of the power axle through bolts.

Preferably, the differential is a helical gear differential.

Preferably, the set of guide wheels is fixedly mounted on the steel frame of the power axle through shaft holes.

Preferably, the spline transmission shaft is connected to the differential and the drive wheel set through a flange.

Preferably, the drive motor transmits torque to the input shaft of the differential through an arc-toothed synchronous wheel.

Preferably, an electric box is arranged on the steel frame of the power axle and/or the steel frame of the vehicle body connected to the power rail clamping axle of the front end power clamping rail axle assembly.

Preferably, a motor driver and control elements are placed in the electric box.

Preferably, the distance between the guide wheel sets can be adjusted.

Through the present invention, under the condition of greater platform load, the whole rail car can run stably in both states of straight line motion and curve tracking. The AR platform and the passenger platform are connected by a slewing bearing with a drive motor. The slewing bearing can provide the degree of freedom for the passenger platform to rotate, so as to achieve a better sightseeing effect.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the structural representation of another direction of the present invention;

Fig. 3 is the structural representation of another direction of the present invention;

Fig. 4 is a schematic structural view of the front end power rail clamping axle assembly of the present invention;

Fig. 5 is a schematic diagram of the use state of the present invention.

Explanation of reference signs

1. Front-end power clamping rail axle assembly 2. Rear-end power clamping rail axle assembly

31. Power clamp rail axle 32. Spline drive shaft

33. Power axle steel frame 34. Differential

35. Drive motor

41. Drive wheel set 42. Guide wheel set

5. Car body steel frame 6. First slewing bearing

7. Second slewing bearing 8. AR platform 9. Passenger platform.

Detailed ways

Please refer to the accompanying drawings of the present invention, and the specific implementation manners of the present invention will be described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are only used to illustrate and explain the present invention, and are not intended to limit the present invention.

Please refer to Fig. 1 to Fig. 5, a railcar of the present invention includes a front end power rail clamping axle assembly 1 and a rear end power rail clamping axle assembly 2, the front end power rail clamping axle assembly 1. The rear-end power rail clamping axle assembly 2 is connected to the car body steel frame 5, the car body steel frame 5 extends to the middle of the rail car and is connected to the first slewing bearing 6, the front end Both the power rail clamping axle assembly 1 and the rear end rail clamping axle assembly 2 include a power rail clamping axle 31, and the power clamping rail axle 31 includes a spline transmission shaft 32, and the spline transmission shaft 32 is installed on the power clamping rail axle 31, and the power axle steel frame 33 is connected to the power clamping rail bridge 31, and the differential 34, driving motor 35 and reducer are installed on the power On the frame 33 and connected with the power clamping rail axle 31, preferably, the steel frame 33 of the power axle is provided with screw holes, and the differential 34, the drive motor 35 and the reducer are installed and fixed on the On the steel frame 33 of the power axle. The bolts can be connected by 10.8 high-strength bolts. The differential gear 34 can be machined with a CNC machine tool and assembled in a dust-free and oil-free environment to ensure the installation accuracy of the parts. Drive wheel sets 35 are installed on both sides of the power axle steel frame 33 , preferably, the drive wheel sets 35 can be installed on the power axle steel frame 33 through angular contact ball bearings. The guide wheel set 42 is installed on the power axle steel frame 33 along the direction parallel to the ground. Preferably, the guide wheel set 42 is installed on the power axle steel frame 33 through a deep groove ball bearing set, so The spline drive shaft 32 is connected with the differential 34 and the drive wheel set 41 to transmit the drive torque, the spline drive shaft 32 can adjust the wheelbase of the drive wheel set 41, and the increased wheelbase can enhance The stability of the AR platform 8 when passing a curve and the stability of the passenger platform 9 when running alone. The drive motor 35 is connected to the input shaft of the differential 34. Preferably, the drive motor 35 can transmit torque to the input shaft of the differential 34 through an arc-shaped synchronous wheel, and through the differential According to the principle of speed, the driving force is reasonably distributed to the driving wheels to meet the respective driving forces required by the driving wheels on the left and right sides when the rail car is going straight and turning along the track. An overrunning clutch is installed on the drive motor 35 of the front-end power clamping rail axle assembly 1 , the AR platform 8 is connected with the vehicle body steel frame 5 , and the passenger platform 9 is connected with the AR platform 8 . Preferably, the car body steel frame 5 can be formed by splicing Q235 square tubes with a material of 30*30*2, and a flat plate of Q235 material can be welded as a whole, so as to ensure the strength of the steel structure. When welding, the car body steel frame 5. Nested welding can be used, that is, on the basis of No. 12 I-steel welded girders, the external dimensions are widened and profiling steel plates are nested on the side walls of the I-steel to increase the vertical load-bearing capacity, so that it can carry AR platform with greater weight8.

Preferably, the AR platform 8 is connected with a second slewing support 7 , and the passenger platform 9 is connected with the second slewing support 7 .

Preferably, the differential 34 is a helical gear differential. The helical gear differential adopts a helical gear differential with a load of 15kw. The helical gear differential cooperates with the spline drive shaft 32 and can replace the finished forklift axle in the prior art, so that the rail car Be able to negotiate curves with a turning radius of at least 2 meters.

Preferably, the guide wheel set 42 is fixedly mounted on the steel frame 33 of the power axle through shaft holes.

Preferably, the spline transmission shaft 32 is connected to the differential 34 and the driving wheel set 35 through a flange.

Preferably, an electrical box is provided on the power axle steel frame 33 and/or the vehicle body steel frame 5 connected to the power rail clamping axle 31 of the front end power rail clamping axle assembly 1 .

Preferably, a motor driver and control elements are placed in the electrical box.

Preferably, the distance between the guide wheel sets 42 can be adjusted according to the width of the track. The guide wheel set 42 is clamped on the outside of the guide track, so that the rail car fits the guide track during operation, so that the passenger platform 9 of the rail car can move according to the designed route.

Preferably, the number of the guide wheel sets 42 of the front end power rail clamping axle assembly 1 and the rear end power rail clamping axle assembly 2 are two.

When the rail car of the present invention is in operation, when the motion trend of the whole rail car is linear motion, the rotating speed of the driving wheel set of the front power rail clamping axle assembly is slightly higher than that of the driving wheel of the rear end power rail clamping axle assembly The rotating speed of group, described overrunning clutch is closed state, and the drive motor of front-end, rear-end power clip rail axle assembly all does effective work at this moment, and the motion of rail car is four-wheel drive state. When the movement trend of the whole rail car is curve tracking, the rotating speed of the driving wheel set of the front-end power clamping rail axle assembly is slightly lower than the rotating speed of the driving wheel set of the rear end power clamping rail axle assembly. The clutch is in the state of closing and opening at times. At this time, the driving motor of the rear-end rail-clamping axle assembly is doing effective work all the time, and the driving motor of the front-end rail-clamping axle assembly only provides the tracking and guidance of the front-end rail-clamping axle assembly. The driving force required, the movement of the railcar is in the state of front-wheel-guided rear-wheel drive.

The rail car of the present invention replaces one set of power clamping rails in the prior art by the front end power clamping rail bridge assembly and the rear end power clamping rail bridge assembly of two sets of power clamping rail bridge assemblies The axle scheme realizes four-wheel drive, which can meet the needs of carrying at least 12 passengers with 2 tons. With the rail car of the present invention, under the condition of greater platform load, the whole rail car can run stably in two states of straight line motion and curve tracking at the same time. The AR platform and the passenger platform are connected by a slewing bearing with a drive motor. The slewing bearing can provide the degree of freedom for the passenger platform to rotate, so as to achieve a better sightseeing effect.

The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, however, the present invention is not limited thereto. Within the scope of the technical concept of the present invention, various simple modifications can be made to the technical solution of the present invention, including combining each specific technical feature in any suitable manner. Not otherwise stated. However, these simple modifications and combinations should also be regarded as the content disclosed by the present invention, and all belong to the protection scope of the present invention.

Claims (10)

1. A rail car, characterized in that it comprises a front end power clamping rail axle assembly (1) and a rear end power clamping rail axle assembly (2), and the front end power clamping rail axle assembly (1) . The rear-end power rail clamping axle assembly (2) is connected to the car body steel frame (5), and the car body steel frame (5) extends to the middle of the rail car and is connected to the first slewing bearing ( 6) connection, the front-end power rail clamping axle assembly (1) and the rear end rail clamping bridge assembly (2) both include a power rail clamping bridge (31), and the power rail clamping bridge ( 31) Including a spline transmission shaft (32), the spline transmission shaft (32) is installed on the power clamp rail axle (31), and the power clamp rail axle (31) is connected with a power axle Steel frame (33), differential gear (34), drive motor (35) and speed reducer are installed on described power axle steel frame (33) and are connected with described power clamping rail axle (31), and power car Drive wheel sets (41) are installed on both sides of the bridge steel frame (33), and guide wheel sets (42) are installed on the described power axle steel frame (33) along the direction parallel to the ground, and the spline drive shaft ( 32) Connect with the differential (34) and drive wheel set (41) to transmit driving torque, the drive motor (35) is connected with the input shaft of the differential (34), the front end power clamp An overrunning clutch is installed on the driving motor (35) of the rail car bridge assembly (1), the AR platform (8) is connected with the car body steel frame (5), and the passenger platform ( 9). 2. The rail vehicle according to claim 1, characterized in that, the AR platform (8) is connected with a second slewing support (7), and the passenger platform (9) is connected to the second slewing support (7). )connect. 3. The rail car according to claim 1, characterized in that, the power axle steel frame (33) is provided with screw holes, and the differential (34), drive motor (35) and speed reducer pass through The bolts are installed and fixed on the steel frame (33) of the power axle. 4. The rail vehicle according to claim 1, characterized in that, the differential (34) is a helical gear differential. 5. The rail car according to claim 1, characterized in that, the guide wheel set (42) is fixedly mounted on the power axle steel frame (33) through the shaft hole. 6. The rail car according to claim 1, characterized in that, the spline transmission shaft (32) is connected to the differential (34) and the driving wheel set (41) through a flange. 7. The rail car according to claim 1, characterized in that, the drive motor (35) transmits torque to the input shaft of the differential (34) through an arc-toothed synchronous wheel. 8. The rail car according to claim 1, characterized in that, the power axle steel frame connected to the power clamping rail axle (31) of the front end power clamping rail axle assembly (1) (33) and/or the steel frame of the car body (5) is provided with an electrical box. 9. The railcar according to claim 8, wherein a motor driver and a control element are placed in the electrical box. 10. The rail car according to claim 1, characterized in that, the distance between the guide wheel sets (42) can be adjusted.

Images