WO2019119712A1

WO2019119712A1 - Hinged rubber tire vehicle and hinge module thereof

Info

Publication number: WO2019119712A1
Application number: PCT/CN2018/086172
Authority: WO
Inventors: 陈经纬; 李辰生; 赵锋; 李凯莹; 吴红宇; 李霞
Original assignee: 中车唐山机车车辆有限公司
Priority date: 2017-12-22
Filing date: 2018-05-09
Publication date: 2019-06-27
Also published as: CN109955663A

Abstract

A hinge module (12), comprising a frame (14), two connecting elements (16) and at least two pairs of damping adjustment devices (18) having variable damping, wherein the frame (14) comprises a front side and a rear side opposite to the front side; the front and rear sides of the frame (14) are respectively provided with connecting elements (16) and at least one pair of damping adjusting devices (18); one end of the damping adjusting devices (18) is mounted on the frame (14), and the other end may be mounted on a corresponding carriage (10); and the connecting elements (16) may be hinged to a hinge element (17). Also comprised is a hinged rubber tire vehicle (9). The vehicle (9) employs the mode of providing a power hinge module (12) and a variable damping adjustment device (18) between adjacent carriages (10), thereby reducing the number of axles of the entire vehicle, simplifying the structure of the vehicle (9), and solving the problem of oscillation and serpentine motion caused by unbalanced traction transmission between adjacent carriages (10) when the vehicle (9) turns and goes straight, which may satisfy the dynamic behavior of yaw motion of the hinged vehicle (9) under different driving conditions, so that the vehicle is characterized by reasonable layout of overall structure, occupying a small space, and good curve passing performance.

Description

Rubber wheel articulated vehicle and its hinge module

Technical field

The present application relates to the field of transportation, and in particular to a rubber wheel articulated vehicle and an articulating module thereof.

Background technique

The existing articulated vehicles are generally new high-capacity public transportation forms such as traditional low-floor trams, traditional trolley buses and urban BRT vehicles. The articulated vehicles are generally composed of one or more cabs and multiple driven cars, adjacent The carriages are connected by hinged modules. The existing hinged modules are not provided with wheel sets. The vehicle operation mainly relies on the drive wheel pairs installed in the car, but the vehicles thus configured may have some problems in controlling the yaw movement: 1. When the vehicle turns, because of the change of the traction direction Causes the change of the direction of movement of the carriage, but when the force of the carriage is unbalanced, oscillation will occur; 2. When the traction force transmitted by the hinge module is eccentric in linear motion, the vehicle will also oscillate in the forward motion. Serpentine movement.

Summary of the invention

In view of this, embodiments of the present application are expected to provide a hinge module to solve at least one of the prior art problems.

In order to achieve the above object, the technical solution of the embodiment of the present application is implemented as follows: an articulating module includes a frame, two connecting elements, and at least two pairs of damping adjusting devices with variable damping.

The frame includes a front side and a rear side opposite to the front side, and the front and rear sides of the frame are respectively provided with a connecting element and at least one pair of damping adjusting devices, one end of the damping adjusting device is mounted on the frame, and the other One end can be mounted on a corresponding carriage, and the connecting element can be hinged to the hinge element.

Based on the above technical solutions, the present application can also be improved as follows:

Preferably, each pair of the damping adjustment device comprises two variable damping dampers, and the two variable damping dampers are symmetrically disposed on the hinge module, and the two ends of the variable damping damper are provided The mounting seat is provided with a connecting member, and an elastic buffer structure is arranged between the connecting member and the mounting seat.

Preferably, the frame includes an upper end portion at the top and a lower end portion corresponding to the upper end portion, and the front side and the rear side of the lower end portion are respectively provided with a connecting member, at least one pair of damping adjustment means.

Preferably, the hinge module further comprises at least one set of wheels, the wheel pairs being mounted at the bottom of the frame.

Preferably, the wheel set includes an axle and a wheel body mounted at both ends of the axle, and the axle is provided with a driving device for driving the wheel body to travel.

Preferably, the axle is further provided with a braking device that provides a braking force.

Preferably, the left and right sides of the lower end portion are respectively recessed toward the middle portion to form a groove for accommodating the wheel body.

Compared with the prior art, the present application also provides a rubber wheel articulated vehicle to solve at least one technical problem in the prior art.

The technical solution to solve the above technical problem is as follows: a rubber-wheel articulated vehicle, the rubber-wheel articulated vehicle includes at least two cars, and the hinged module passes between adjacent two cars of the rubber-elastic vehicle connected.

Preferably, at least one first auxiliary component is disposed between the hinge module and the corresponding front car, and at least one second auxiliary component is disposed between the hinge module and the corresponding rear car.

Preferably, the first auxiliary component is a V-shaped structure, and both end nodes of the first auxiliary component are hinged to the hinge module, and a node in the middle of the first auxiliary component is hinged to a corresponding middle of the compartment .

Preferably, the first auxiliary component is an isosceles trapezoidal structure, a short side of the first auxiliary component is disposed in a middle portion of the hinge module, and two end nodes of the short side of the first auxiliary component are respectively connected to the hinge module To be articulated, the long sides of the first auxiliary element are disposed in the middle of the corresponding car, and the two end nodes of the long sides of the first auxiliary element are respectively hinged to the car.

Preferably, one end of the second auxiliary component is hinged to the hinge module, and the other end is hinged to the corresponding compartment.

Preferably, the rubber wheel articulated vehicle is respectively provided at the bottom of the two front and rear rear compartments with a set of steering wheel pairs, the steering wheel pair being used for the steering of the rubber wheel articulated vehicle.

Preferably, the damping adjustment device is adjustable within a preset range of damping values, the damping value of the damping adjustment device reaches a maximum when the articulated vehicle travels in a straight line; and the articulated vehicle travels along a minimum radius curve The damping value of the damping adjustment device reaches a minimum value.

Preferably, the hinge module is coupled to the passenger compartment by a hinge member, one end of the hinge member being hinged to the connecting member, and the other end of the hinge member being hinged to the corresponding compartment.

Preferably, each pair of the damping adjustment device comprises two variable damping dampers, and the spacing between the ends of the two variable damping dampers mounted on the hinge module is smaller than the end mounted on the carriage The spacing between the heads.

In summary, the utility model has the beneficial effects that the vehicle adopts a method of providing a power hinge module and a variable damping damping adjusting device between adjacent cars, thereby reducing the number of axles of the entire vehicle, simplifying the structure of the vehicle, and solving the problem. The oscillating and serpentine motion caused by the unbalanced traction transmission between adjacent vehicles when the vehicle turns and goes straight can meet the dynamic behavior of the yaw motion of the articulated vehicle under different driving conditions. The layout of the overall structure is reasonable, the space is small, and the curve passing performance is good.

DRAWINGS

The drawings described herein are intended to provide a further understanding of the present application, and are intended to be a part of this application. In the drawing:

1 is a schematic side view of a hinge module of the present application;

2 is a schematic front view of the hinge module of the present application;

3 is a schematic structural view of a variable damping damper of the present application;

4 is a schematic structural view of the hinge module of the present application in an installed state;

Figure 5 is a side elevational view showing the articulated vehicle of the present application;

6 is a schematic perspective view of the articulated vehicle of the present application.

In the drawings, the list of parts represented by each label is as follows:

9, rubber wheel articulated vehicle; 10, car; 12, hinged module; 14, frame; 14a, lower end; 14b, upper end; 15, wheelset; 16, connecting elements; 17, hinged components; 181, variable damping damper; 182, mount; 19, connecting member; 20, steering wheel pair; 22, first auxiliary component; 24, second auxiliary component.

Detailed ways

The exemplary embodiments of the present application are further described in detail below with reference to the accompanying drawings. Not all embodiments are exhaustive. It should be noted that the embodiments in the present application and the features in the embodiments may be combined with each other without conflict.

As shown in Figures 1 to 6, the present application relates to an articulating module comprising a frame 14, two connecting elements 16, at least two pairs of damping adjustment means 18 having variable damping,

The frame 14 includes a front side and a rear side opposite to the front side, and the front and rear sides of the frame 14 are respectively provided with a connecting member 16 and at least one pair of damping adjusting devices 18, one end of the damping adjusting device 18 is mounted On the frame 14, the other end can be mounted on a corresponding compartment 10, and the connecting element 16 can be hinged to the hinge element 17.

As shown in FIGS. 1 and 2, the hinge module 12 of the present application is equipped with a power wheel pair 15 and a damping adjustment device 18. The installation of the power wheel pair 15 can reduce the number of wheel pairs of adjacent cars 10, simplifying the articulated vehicle. The structure makes the car 10 more stable during the operation of the articulated vehicle 12; the damping adjustment device 18 has a function of automatically adjusting the damping, and solves the oscillation and the snake caused by the unbalanced traction transmission between adjacent cars when the vehicle turns and goes straight. The shape motion can meet the dynamic behavior of the yaw motion of the articulated vehicle under different driving conditions. The layout of the overall structure is reasonable, the space is small, and the curve passing performance is good.

Specifically, in some embodiments of the present application, as shown in FIG. 2, the frame 14 includes an upper end portion 14b and a lower end portion 14a corresponding to the upper end portion 14b, and the front side and the rear side of the lower end portion 14a are respectively provided There are connecting elements 16, at least one pair of damping adjustment devices 18. As shown in FIG. 3, each pair of the damping adjustment device 18 includes two variable damping dampers 181, and the two variable damping dampers 181 are symmetrically disposed on the hinge module 12, and the variable damping is reduced. The two ends of the vibrator 181 are provided with a mounting base 182. The mounting base 182 is provided with a connecting member 19, and an elastic buffering structure is disposed between the connecting member 19 and the mounting base 182. Preferably, the elastic cushioning structure may be rubber, which reduces the vibration of the contact between the cabin 10 and the variable damping damper 181, and the contact of the hinge module 12 with the variable damping damper 181. The hinge module 12 also includes at least one set of wheel sets 15 that are mounted to the bottom of the frame 14. The wheel set 15 includes an axle and a wheel body mounted at both ends of the wheel axle, the wheel axle being provided with a drive device (not shown) for driving the wheel body. A brake device (not shown) is provided on the axle for providing a braking force. The differential rotation of the wheel body is coordinated with the change in damping of the damping adjustment device 18, which helps the rubber wheel articulate the vehicle 9 to turn. The damping adjustment device 18 is located between the ground plane and the horizontal plane where the wheel body is located, and is parallel to the two planes.

Preferably, the left and right sides of the lower end portion 14a are respectively recessed toward the central portion to form a groove for accommodating the wheel body. The groove is matched with the structural shape of the wheel body, and the two cooperate to make the structure of the hinge module 12 good and beautiful.

The present application also relates to a rubber wheel articulated vehicle, as shown in FIGS. 4 to 6, the rubber wheel articulated vehicle 9 includes at least two cars 10, and the adjacent two cars 10 of the rubber wheel articulated vehicle 9 pass between The hinge modules 12 are connected together. Specifically, as shown in FIG. 2, the hinge module 12 is connected to the compartment 10 via a hinge member 17, one end of the hinge member 17 is hinged with the connection member 16, and the other end of the hinge member 17 corresponds to The compartment 10 is hinged.

Specifically, the front end or/and the rear end of the car 10 of the rubber-elastic vehicle 9 is generally a cab, and each two adjacent cars 10 are hinged by the hinge module 12, and the hinge module 12 smoothly engages the floor surface of the adjacent car 10. Generally, a windshield made of a rubber bellows (not shown) wraps the space between the adjacent two compartments 10 and the hinge module 12 to form a passage through which the passage can pass.

The hinge module 12 integrates at least one set of wheel pairs 15, and the adjacent two cars 10 can share the wheel pairs 15 of the hinge module 12 without the need for separate settings, thereby reducing the number of axles of the entire train.

At least one first auxiliary element 22 is disposed between the hinge module 12 and the corresponding front compartment, and at least one second auxiliary component 24 is disposed between the hinge module 12 and the corresponding rear compartment. Specifically, the first auxiliary member 22 and the second auxiliary member 24 are mounted on the upper end portion 14b of the frame 14, respectively.

Preferably, in a specific embodiment, the first auxiliary component 22 is a V-shaped structure, and both ends of the first auxiliary component 22 are hinged to the hinge module 12, and the first auxiliary component 22 is centrally The node is hinged to the middle of the corresponding compartment 10.

Different from the above embodiment, in another specific embodiment, the first auxiliary component 22 is an isosceles trapezoidal structure, and the short side of the first auxiliary component 22 is mounted in the middle of the upper end portion 14b of the frame 14. The two end nodes of the short side are respectively hinged to the upper end portion 14b, the long side is installed in the middle of the compartment 10, and the two end nodes of the long side are respectively hinged to the compartment 10.

One end of the second auxiliary component 24 is hinged to the hinge module 12, and the other end is connected to the corresponding compartment 10.

At least one second auxiliary element 24 is coupled to the upper end portion 14b of the frame 14, and the second auxiliary member 24 rigidly connects the hinge module 12 to the front compartment 10 in the direction of travel such that the two are integrally interconnected during pitching vibration . Correspondingly, at least one first auxiliary element 22 is connected to the upper end portion 14b of the frame 14, and the first auxiliary element 22 connects the hinge module 12 to the compartment 10 at the rear in the traveling direction so that the two are associated with each other when rocking vibration. The second auxiliary element 22 and the first auxiliary element 24 can limit and reduce the degree of freedom of the hinge module 12 with respect to the pitch and rocking oscillations of the cabin 10.

The rubber wheel articulated vehicle 9 is provided at the bottom of the two compartments 10 at the front and rear ends, respectively, with a set of steering wheel pairs 20 for the steering of the rubber wheel articulated vehicle 9.

In the present application, the damping adjustment device 18 can be adjusted within a preset range of damping values, and the damping value of the damping adjustment device 18 reaches a maximum value when the rubber-elastic vehicle 9 travels in a straight line; The damping of the damping adjustment device 18 reaches a minimum when the rubber wheel articulated vehicle 9 travels along a minimum radius curve. Specifically, each pair of the damping adjustment device 18 includes two variable damping dampers 181, and the spacing between the two variable damping dampers 181 mounted on the hinge module 12 is smaller than that of the mounting The spacing between the ends of the car 10 is similar to the "eight-shaped" structure. When the rubber-elastic vehicle 9 travels in a straight line, the damping adjustment device 18 has the largest damping value, the hinge module 12 is equivalent to the rigid hinge, and the carriages 10 advance in parallel in a straight line; when the rubber-wheel articulated vehicle 9 turns, the damping adjustment device 18 The damping changes and reaches a minimum at the maximum curvature.

In the normal operation of the rubber-wheeled articulated vehicle 9, in order to ensure a smooth turn, the two wheels will generate a differential when turning, thereby generating the same traction force as the front compartment 10, and the traction is transmitted to the hinge. The module 12, the hinge module 12 is transferred to the rear compartment 10. The power of the yaw movement is provided by the differential running wheels. The vehicle adopts a method of providing a power hinge module 12 and a variable damping damping adjustment device 18 between adjacent cars 10, which reduces the number of axles of the entire vehicle, simplifies the structure of the vehicle, and can meet the articulated vehicle under different driving conditions. The dynamic behavior of the yaw motion solves the oscillation and serpentine motion of the rubber-wheeled articulated vehicle 9 caused by the imbalance of the traction transmission between the adjacent carriages 10 when the rubber-wheeled articulated vehicle 9 turns and goes straight, which increases the stability of the articulated vehicle 9 Sex, while extending the overall life of the vehicle.

During operation of the rubber-elastic vehicle 9, the damping variation of the damping adjustment device 18 may be continuous or discontinuous, and the damping adjustment device 18 may autonomously adjust its damping according to the motion state of the rubber-elastic vehicle 9 system, so that The yaw motion between two adjacent cars 10 is transmitted. Specifically, the damping adjustment device 18 may be an adaptive spring damping system or a variable damping damper 181, similar to an active suspension system of a vehicle: inertia of a vehicle turning causes spring deformation, adaptive spring damping system or variable damping vibration damping The device changes its damping, produces a force that opposes inertia, reduces the change in body position, and balances vehicle oscillations and serpentine motion caused by traction.

In summary, the rubber-elected vehicle is a new type of large-capacity public transportation that replaces traditional low-floor trams, traditional trolley buses, and urban BRT vehicles.

Rubber-wheeled articulated vehicles use road traffic tire technology and new power hinge modules: upgrade the wheels of traditional low-floor trams from steel wheels to rubber tires, improve the vehicle's climbing ability, acceleration and deceleration capabilities, and effectively ensure vehicle safety. Operation and passenger travel safety; upgrade the hinge module of the city BRT vehicle to a power hinge module with adaptive yaw control, which can automatically adjust the traction transmission between the vehicles when the vehicle is traveling in a straight line and curve, and improve the curve passing ability of the vehicle. Yaw control ability. Therefore, many cities tend to use rubber-wheeled articulated vehicle systems.

The utility model adopts a novel power hinge module, and the hinge module is provided with components such as a hub motor, a wheel and a damping adjusting device, which reduces the number of axles of the whole vehicle, simplifies the structure of the vehicle, and solves the problem of the adjacent compartment 10 when the vehicle turns and goes straight. Oscillation and serpentine motion caused by unbalanced traction transmission.

In the description of the present application, it is to be understood that the orientations or positions of the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", etc. are understood. The relationship is based on the orientation or positional relationship shown in the drawings, and is merely for the convenience of the description and the simplified description, and is not intended to indicate or imply that the device or component referred to has a specific orientation, and is constructed and operated in a specific orientation. It is not to be construed as limiting the application.

Moreover, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, features defining "first" or "second" may include at least one of the features, either explicitly or implicitly. In the description of the present application, the meaning of "a plurality" is at least two, such as two, three, etc., unless specifically defined otherwise.

In the present application, the terms "installation", "connected", "connected", "fixed" and the like shall be understood broadly, and may be either a fixed connection or a detachable connection, unless otherwise explicitly stated and defined. , or integrated; can be mechanical or electrical connection; can be directly connected, or indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction of two elements, unless otherwise specified Limited. For those skilled in the art, the specific meanings of the above terms in the present application can be understood on a case-by-case basis.

In the present application, the first feature "on" or "below" the second feature may be the direct contact of the first and second features, or the first and second features are indirectly through the intermediate medium, unless otherwise explicitly stated and defined. contact. Moreover, the first feature "above", "above" and "above" the second feature may be that the first feature is directly above or above the second feature, or merely that the first feature level is higher than the second feature. The first feature "below", "below" and "below" the second feature may be that the first feature is directly below or obliquely below the second feature, or merely that the first feature level is less than the second feature.

In the description of the present specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" and the like means a specific feature described in connection with the embodiment or example. A structure, material or feature is included in at least one embodiment or example of the application. In the present specification, the schematic representation of the above terms is not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. In addition, various embodiments or examples described in the specification, as well as features of various embodiments or examples, may be combined and combined.

The above is only the preferred embodiment of the present application, and is not intended to limit the present application. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application are included in the protection of the present application. Within the scope.

Claims

An articulating module, characterized in that the hinge module (12) comprises a frame (14), two connecting elements (16), at least two pairs of damping adjustment devices (18) with variable damping,

The frame (14) includes a front side and a rear side opposite to the front side, and the front and rear sides of the frame (14) are respectively provided with a connecting member (16) and at least one pair of damping adjusting devices (18). One end of the damping adjustment device (18) is mounted on the frame (14) and the other end can be mounted on a corresponding compartment (10), and the connecting element (16) can be hinged to the hinge member (17).
A hinge module according to claim 1, wherein each pair of said damping adjustment means (18) comprises two variable damping dampers (181), two of said variable damping dampers ( 181) symmetrically disposed on the hinge module (12), the variable damping damper (181) is provided at two ends with a mounting seat (182), and the mounting seat (182) is provided with a connecting member (19). An elastic buffer structure is disposed between the connecting member (19) and the mounting seat (182).
A hinge module according to claim 1, wherein said frame (14) includes an upper end portion (14b) at the top and a lower end portion (14a) corresponding to the upper end portion (14b), said lower end The front side and the rear side of the portion (14a) are respectively provided with a connecting member (16) and at least one pair of damping adjusting devices (18).
A hinge module according to claim 1, wherein said hinge module (12) further comprises at least one set of wheels (15) mounted at the bottom of the frame (14).
A hinge module according to claim 4, wherein said wheel set (15) comprises an axle and a wheel body mounted at both ends of the axle, said axle being provided with driving means for driving the wheel body to travel.
A hinge module according to claim 5, wherein said axle is further provided with a brake device for providing a braking force.
A hinge module according to claim 5, wherein the left and right sides of the lower end portion (14a) are respectively recessed toward the central portion to form a groove for accommodating the wheel body.
A rubber wheel articulated vehicle, the rubber wheel articulated vehicle (9) comprising at least two cars (10), characterized in that between two adjacent cars (10) of the rubber wheel articulated vehicle (9) The hinge modules (12) according to any one of claims 1 to 7 are connected together.
A rubber wheel articulated vehicle according to claim 8, wherein at least one first auxiliary component (22) is disposed between the hinge module (12) and the corresponding front compartment (10), At least one second auxiliary element (24) is provided between the hinge module (12) and the corresponding rear compartment (10).
A rubber wheel articulated vehicle according to claim 9, wherein said first auxiliary member (22) is a V-shaped structure, and both end nodes of said first auxiliary member (22) are hinged The module (12) is hinged, and the node in the middle of the first auxiliary element (22) is hinged to the middle of the corresponding car (10).
A rubber wheel articulated vehicle according to claim 9, wherein said first auxiliary member (22) is an isosceles trapezoidal structure, and a short side of said first auxiliary member (22) is disposed at the hinge module ( In the middle of 12), the two end nodes of the short side of the first auxiliary component (22) are respectively hinged to the hinge module (12), and the long sides of the first auxiliary component (22) are disposed in corresponding In the middle of the carriage (10), the two end nodes of the long sides of the first auxiliary element (22) are respectively hinged to the carriage (10).
A rubber wheel articulated vehicle according to claim 9, wherein one end of said second auxiliary member (24) is hinged to the hinge module (12) and the other end is hinged to the corresponding compartment (10). .
A rubber wheel articulated vehicle according to claim 8, wherein the rubber wheel articulated vehicle (9) is located at the front end and the rear end of the two compartments (10). The bottom of the compartment (10) is respectively provided with a set of steering wheels. For (20), the steering wheel pair (20) is used for steering of the rubber-elastic vehicle (9).
A rubber wheel articulated vehicle according to claim 8, wherein said damping adjustment means (18) is adjustable within a preset range of damping values, said articulated vehicle (9) traveling in a straight line The damping value of the damping adjustment device (18) reaches a maximum value; when the articulated vehicle (9) travels along the minimum radius curve, the damping value of the damping adjustment device (18) reaches a minimum value.
A rubber wheel articulated vehicle according to claim 8, characterized in that the hinge module (12) is connected to the carriage (10) via a hinge element (15), one end of which is connected to the hinge element (15) The element (16) is hinged and the other end of the hinge element (15) is hinged to the corresponding compartment (10).
A rubber wheel articulated vehicle according to claim 8, wherein each pair of said damping adjustment means (18) comprises two variable damping dampers (181), two of said variable damping vibration damping The spacing between the ends of the device (181) mounted on the hinge module (12) is less than the spacing between the ends thereof mounted on the car (10).