CN223086203U - Front damping device for three-wheeled passenger vehicle - Google Patents

Abstract

The utility model relates to a front damping device for a three-wheeled passenger vehicle, which belongs to the technical field of tricycles and comprises a steering shaft, a lower yoke plate, two front arms, two swing arms, a damping shock absorber, a set of hubs, a set of brakes, a mud-guard tile, a swing arm bearing and a wheel, wherein the steering shaft is fixedly arranged on the lower yoke plate, the two front arms are fixedly arranged on the lower yoke plate, the swing arms are rotatably connected to the front arms, the hubs are arranged on the swing arms, the damping shock absorber is hinged between the front arms and the swing arms, the mud-guard tile is fixedly connected to the inner sides of the front arms, and the hubs are rotatably connected to the swing arms. The front damping device for the three-wheeled passenger car realizes the jumping by means of the up-down rotation of the swing arm circle when the front wheel jumps up and down, is connected with the damping dampers with the rubber sleeves arranged at the two ends, improves the stability and the comfort of the car body, reduces the vibration of the car frame and the car body, and improves the driving and steering comfort.

Description

Front damping device for three-wheeled passenger vehicle

Technical Field

The utility model relates to the technical field of tricycles, in particular to a front damping device for a three-wheeled passenger car.

Background

Tricycle is a vehicle which is reformed by bicycle, can carry people and goods, is very popular after the 30 th century of 20 th, and then gradually replaces the position of rickshaw.

The existing tricycle has the defects that 1, vibration feeling in the tricycle can be generated when a front wheel bounces, driving comfort and control stability are reduced, 2, the design freedom degree is small due to simple structure, the control stability is poor, 3, driving vibration buffering is poor, driving uncomfortable stability is poor, 4, vertical cylinder type shock absorption is carried out, friction is generated by reciprocating motion, a shock absorption cylinder is easy to wear, gaps are generated, the operability is poor, 5, vertical cylinder type shock absorption is carried out, bending or breakage is easy to occur when the front wheel impacts a road surface with large concave-convex obstacle, and therefore the front shock absorption device for the three-wheeled passenger car is provided to solve the problems.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides the front damping device for the three-wheeled passenger vehicle, which has the advantages of comfortable and stable operation, good buffering effect and the like, and solves the problem of poor buffering effect.

The front damping device for the three-wheeled passenger vehicle comprises a steering shaft, a lower connecting plate, two forearms, two swing arms, a damping shock absorber, a set of wheel hub, a set of brake, a mud-guard tile, a swing arm bearing and a wheel;

Steering spindle fixed mounting is on lower yoke plate, two forearm fixed mounting is on lower yoke plate, the swing arm rotates to be connected on the forearm, wheel hub sets up on the swing arm, damping bumper shock absorber articulates between forearm and swing arm, fender mud tile fixed connection is in the inboard of forearm, wheel hub rotates to be connected on the swing arm.

Further, one end of the swing arm far away from the forearm is provided with a rotating shaft, and the hub is rotationally connected to the swing arm through the rotating shaft.

Further, a swing arm bearing is arranged at the lower end part of the front arm, and the lower end part of the front arm is rotationally connected with the swing arm through the swing arm bearing.

Further, the set of brake is formed by a brake pump bracket, a brake pump and a brake disc, wherein the brake pump bracket is fixed on the rotating shaft of the swing arm.

Further, the brake pump is fixedly arranged on the brake pump support, and the brake disc is fixed on the hub and positioned on the inner side of the brake pump support.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. The front damping device for the three-wheeled passenger car realizes the jumping by means of the up-down rotation of the swing arm circle when the front wheel jumps up and down, is connected with the damping dampers with the rubber sleeves arranged at the two ends, improves the stability and the comfort of the car body, reduces the vibration of the car frame and the car body, and improves the driving and steering comfort.

2. The front damping device for the three-wheeled passenger car increases the transverse, longitudinal and up-and-down bearing quality of front wheel damping, reduces the impact load born by the frame, does not bend or break when striking a relatively large obstacle on the road surface during running, improves the running safety, improves the riding comfort and stability when the vehicle runs at a high speed, increases the up-and-down movement space of the front wheel, and can improve the passing performance and running smoothness.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a side view of the forearm structure of the utility model;

FIG. 3 is a side cross-sectional view of a swing arm bearing structure of the present utility model;

fig. 4 is a schematic view of the steering shaft assembly of the present utility model.

In the figure, a steering shaft 1, a lower connecting plate 2, a forearm 3, a swing arm 4, a damping damper 5, a brake pump bracket 6, a brake pump 7, a brake disc 8, a hub 9, a wheel 10, a mud-stopping tile 11 and a swing arm bearing 12 are arranged.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, a front shock absorbing device for a three-wheeled passenger vehicle in the present embodiment includes a steering shaft 1, a lower yoke plate 2, two forearms 3, two swing arms 4, a damping shock absorber 5, a set of hubs 9, a set of brakes, a mud flap 11, a swing arm bearing 12 and a wheel 10;

The steering shaft 1 is fixedly arranged on the lower yoke plate 2, the two front arms 3 are fixedly arranged on the lower yoke plate 2, the swing arms 4 are rotatably connected to the front arms 3, the lower end parts of the front arms 3 are provided with swing arm bearings 12, the lower end parts of the front arms 3 are rotatably connected with the swing arms 4 through the swing arm bearings 12, the hubs 9 are arranged on the swing arms 4, one ends of the swing arms 4 far away from the front arms 3 are provided with rotating shafts, and the hubs 9 are rotatably connected to the swing arms 4 through the rotating shafts;

The damping shock absorber 5 is hinged between the front arm 3 and the swing arm 4, the mud-guard tile 11 is fixedly connected to the inner side of the front arm 3, and the hub 9 is rotatably connected to the swing arm 4;

The set of brake comprises brake pump support 6, brake pump 7 and brake disc 8, and brake pump support 6 is fixed in the pivot of swing arm 4, and brake pump 7 fixed mounting is on brake pump support 6, and brake disc 8 is fixed on wheel hub 9 and is located the inboard of brake pump support 6, brakes brake disc 8 through the brake pump 7 that is located brake pump support 6, plays the effect of stopping.

In the embodiment, when the front wheel, namely the wheel 10, jumps up and down, the swinging arm 4 is used for realizing the jumping by virtue of the up-down rotation motion of the circle, and is connected with the damping shock absorbers 5 with rubber sleeves at the two ends, so that the stability and the comfort of the vehicle body are improved, the vibration of the vehicle frame and the vehicle body is reduced, the driving and steering comfort is improved, the shock absorption transverse, longitudinal and up-down bearing mass of the front wheel, namely the wheel 10 is increased, the impact load born by the vehicle frame is reduced, the front wheel cannot bend or break when the front wheel impacts the obstacle with larger concave-convex surface during driving, the driving safety is improved, the driving comfort and the stability are improved, the up-down motion space of the front wheel, namely the wheel 10 is increased, and the passing performance and the driving smoothness of the front wheel can be improved.

The working principle of the embodiment is as follows:

The vehicle runs, realizes turning through steering shaft 1 and the fixed damping device of frame, and wheel 10 rotates and beats from top to bottom through the road surface because of the unsmooth wheel hub 9 that produces in road surface in the running, drives swing arm 4 through swing arm bearing 12 and swings from top to bottom and promote damping shock attenuation 5 and forearm 3 to form different distances and realize the shock attenuation effect, need stop or brake through the friction of brake pump support 6 brake pump 9 brake disc 8, and the muddy water in running is realized through keeping off mud tile 11, and the travelling comfort, stability, security of vehicle and the travelling smoothness motion of can realizing like this.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (3)

1. A front damping device for a three-wheeled passenger vehicle comprises a steering shaft (1), a lower connecting plate (2), two front arms (3), two swing arms (4), a damping shock absorber (5), a set of hubs (9), a set of brakes, a mud-guard tile (11), a swing arm bearing (12) and a wheel (10);

The steering device is characterized in that the steering shaft (1) is fixedly arranged on the lower connecting plate (2), the two front arms (3) are fixedly arranged on the lower connecting plate (2), the swing arms (4) are rotationally connected to the front arms (3), the hubs (9) are arranged on the swing arms (4), the damping shock absorbers (5) are hinged between the front arms (3) and the swing arms (4), the mud-stopping tiles (11) are fixedly connected to the inner sides of the front arms (3), and the hubs (9) are rotationally connected to the swing arms (4);

the set of brake comprises brake pump support (6), brake pump (7) and brake disc (8), brake pump support (6) are fixed in the pivot of swing arm (4), brake pump (7) fixed mounting is on brake pump support (6), brake disc (8) are fixed on wheel hub (9) and are located the inboard of brake pump support (6).

2. The front shock absorbing device for a three-wheeled passenger vehicle according to claim 1, wherein a rotating shaft is arranged at one end of the swing arm (4) far away from the forearm (3), and the hub (9) is rotatably connected to the swing arm (4) through the rotating shaft.

3. The front shock absorbing device for a three-wheeled passenger vehicle according to claim 1, wherein a swing arm bearing (12) is arranged at the lower end part of the front arm (3), and the lower end part of the front arm (3) is rotatably connected with the swing arm (4) through the swing arm bearing (12).