阅读说明：本技术 一种观光车的悬挂系统 (Suspension system of sightseeing vehicle ) 是由 张建 李继宽 刘桂芳 于 2020-06-20 设计创作，主要内容包括：一种观光车的悬挂系统,涉及观光车悬挂技术领域,解决了现有观光车缓冲性能差的问题,包括前车架空气悬挂装置和后车架空气悬挂装置,所述的前车架空气悬挂装置包括气囊总成Ⅰ、减震器总成Ⅰ、下摆臂总成、上摆臂总成、副车架焊接总成、固定支架、转向机构和轮边转向总成,所述的后车架空气悬挂装置包括板簧、板簧固定架、压板、减震器总成Ⅱ、气囊总成Ⅱ、U型螺栓和吊耳；前车架空气悬挂装置和后车架空气悬挂装置的各个部件通过螺栓固定在车架上,方便安装和维护,通过气囊总成调整车架的高度,减震器对车架的受力都可以起到缓冲作用,整体更稳定,乘客体验感好,舒适度高。(A suspension system of a sightseeing vehicle relates to the technical field of sightseeing vehicle suspension, solves the problem of poor buffer performance of the existing sightseeing vehicle, and comprises a front frame air suspension device and a rear frame air suspension device, wherein the front frame air suspension device comprises an air bag assembly I, a shock absorber assembly I, a lower swing arm assembly, an upper swing arm assembly, an auxiliary frame welding assembly, a fixed support, a steering mechanism and a wheel-side steering assembly; each part of the front frame air suspension device and the rear frame air suspension device is fixed on the frame through bolts, so that the installation and the maintenance are convenient, the height of the frame is adjusted through the air bag assembly, the shock absorber can play a role in buffering the stress of the frame, the whole body is more stable, the passenger experience is good, and the comfort level is high.)

1. A suspension system of a sightseeing vehicle comprises a front frame air suspension device (100) and a rear frame air suspension device (200), and is characterized in that the front frame air suspension device (100) comprises an air bag assembly I (1), a shock absorber assembly I (2), a lower swing arm assembly (3), an upper swing arm assembly (4), an auxiliary frame welding assembly (5), a fixed support (6), a steering mechanism and a wheel-side steering assembly (7), wherein the air bag assembly I (1) is arranged at the lower part of the vehicle frame (8), the lower end of the air bag assembly I (1) is connected with the upper swing arm assembly (4), one end of the shock absorber assembly I (2) is connected with the vehicle frame (8), the other end of the shock absorber assembly I (2) is connected with the lower swing arm assembly (3), the auxiliary frame welding assembly (5) is connected with the vehicle frame (8) through the fixed support (6), one end of the upper swing arm assembly (4) is connected with an auxiliary frame welding assembly (5), the other end of the upper swing arm assembly (4) is connected with a wheel-side steering assembly (7) through a ball pin (9), one end of the lower swing arm assembly (3) is connected with the auxiliary frame welding assembly (5), the other end of the lower swing arm assembly (3) is connected with the wheel-side steering assembly (7) through the ball pin (9), the steering mechanism is connected with the wheel-side steering assembly (7), the rear frame air suspension device (200) comprises a plate spring (61), a plate spring fixing frame (62), a pressing plate (63), a shock absorber assembly II (64), an air bag assembly II (65), a U-shaped bolt (66) and a lifting lug (67), the plate spring (61) is arranged at the lower part of the frame (8) through the plate spring fixing frame (62), the air bag assembly II (65) is arranged between the plate spring (61) and the frame (8), the upper end of the shock absorber assembly II (64) is connected with the frame (8), the lower end of the shock absorber assembly II (64) is connected with the lifting lugs (67), the lifting lugs (67) are arranged on two sides of the drive axle (69), and the plate spring (61) is connected with the drive axle (69) through the pressing plate (63) and the U-shaped bolt (66).

2. The suspension system of the sightseeing vehicle as claimed in claim 1, wherein the steering mechanism comprises a steering machine (17), a longitudinal steering rod (10), a tie rod (11), a steering swing arm assembly (12) and a steering T-shaped arm (13), the steering machine (17) is connected with the steering swing arm assembly (12) through the longitudinal steering rod (10), the two tie rods (11) are connected with the steering swing arm assembly (12), one end of the steering T-shaped arm (13) is connected with the tie rod (11), and the other end of the steering T-shaped arm (13) is connected with the wheel steering assembly (7).

3. The suspension system of the sightseeing vehicle according to claim 1, wherein the air bag assembly I (1) comprises an air bag upper bracket (101), an air bag I (102) and an air bag base plate (103), the air bag I (102) is connected with the vehicle frame (8) through the air bag upper bracket (101), and the air bag I (102) is connected with the upper swing arm assembly (4) through the air bag base plate (103).

4. The suspension system of the sightseeing vehicle according to claim 1, wherein the shock absorber assembly I (2) comprises a shock absorber I (21) and a shock absorber upper support (22), the upper end of the shock absorber I (21) is connected with the vehicle frame (8) through the shock absorber upper support (22), the shock absorber I (21) forms a certain angle with a vertical plane, and the shock absorber I (21) penetrates through the upper swing arm assembly (4) to be connected with the lower swing arm assembly (3).

5. The suspension system of a sightseeing vehicle according to claim 1, wherein a boom support assembly (14) is provided at a lower portion of the upper swing arm assembly (4), a stabilizer bar (15) is provided at one side of the boom support assembly (14), and the stabilizer bar (15) is connected to the sub-frame welding assembly (5) through a fixing bracket (16).

6. The suspension system of the sightseeing vehicle as claimed in claim 1, wherein the upper swing arm assembly (4) is configured as a stamped and formed weldment with a hollowed-out middle portion.

7. A sightseeing vehicle suspension system according to claim 1, wherein a stop block (70) is provided on the frame (8) directly above the drive axle (69).

8. The suspension system of the sightseeing vehicle as claimed in claim 1, wherein the driving axle (69) is provided with a lateral thrust rod (71), one end of the lateral thrust rod (71) is connected with the driving axle (69), and the other end of the lateral thrust rod (71) is connected with the vehicle frame (8).

9. The suspension system of the sightseeing vehicle of claim 1, wherein the damper assembly II (64) comprises a damper II and an upper fixing bracket, and the damper II is connected with the vehicle frame (8) through the upper fixing bracket.

10. A sightseeing vehicle suspension system according to claim 1, wherein the air bag assembly ii (65) comprises an air bag ii and an upper mounting bracket, the air bag ii being connected to the frame (8) by the upper mounting bracket.

Technical Field

The invention relates to a sightseeing vehicle, in particular to a suspension system of the sightseeing vehicle.

Background

With the development of national economy, the tourism industry of China is better and better, the industrial scale is larger and larger, and facilities in scenic spots need to be comprehensively upgraded to meet the consumption requirements of consumers. Sightseeing vehicles are used as essential transportation equipment in large scenic spots, the application is very wide, the suspension system of the sightseeing vehicles in the prior art generally adopts a plate spring buffer structure, the buffer performance is poor, particularly in natural scenic spots, the road surface is complex, the comfort of tourists is poorer, and therefore the improvement of the comfort of the sightseeing vehicles is necessary.

Disclosure of Invention

In order to solve the problems, the invention provides a suspension system of a sightseeing vehicle, which has the advantages of compact structure, convenient disassembly and good buffering performance. In order to achieve the purpose, the invention adopts the technical scheme that: a suspension system of a sightseeing vehicle comprises a front frame air suspension device and a rear frame air suspension device, the sightseeing vehicle is generally in a front-drive design, the front frame air suspension device is different from the rear frame air suspension device and needs an additional steering structure, the front frame air suspension device comprises an air bag assembly I, a shock absorber assembly I, a lower swing arm assembly, an upper swing arm assembly, an auxiliary frame welding assembly, a fixed support, a steering mechanism and a wheel-side steering assembly, the air bag assembly I is arranged at the lower part of the vehicle frame, the lower end of the air bag assembly I is connected with the upper swing arm assembly, one end of the shock absorber assembly I is connected with the vehicle frame, the other end of the shock absorber assembly I is connected with the lower swing arm assembly, the auxiliary frame welding assembly is connected with the vehicle frame through the fixed support, one end of the upper swing arm assembly is connected with the auxiliary frame welding assembly, the other end of the upper swing arm assembly is connected with a wheel-side steering assembly through a ball pin, one end of the lower swing arm assembly is connected with an auxiliary frame welding assembly, the steering mechanism is connected with the wheel-side steering assembly, the rear frame air suspension device comprises a plate spring, a plate spring fixing frame, a pressing plate, a shock absorber assembly II, an air bag assembly II, a U-shaped bolt and a lifting lug, the plate spring is arranged on the lower portion of the frame through the plate spring fixing frame, the air bag assembly II is arranged between the plate spring and the frame, the upper end of the shock absorber assembly II is connected with the frame, the lower end of the shock absorber assembly II is connected with the lifting lug, the lifting lug is arranged on two sides of a drive axle, and the plate spring is connected with the drive axle through the pressing plate and the U.

Furthermore, the steering mechanism comprises a steering engine, a longitudinal steering pull rod, a transverse steering pull rod, a steering swing arm assembly and a steering T-shaped arm, wherein the steering engine is connected with the steering swing arm assembly through the longitudinal steering pull rod, the two transverse steering pull rods are connected with the steering swing arm assembly, one end of the steering T-shaped arm is connected with the transverse steering pull rod, and the other end of the steering T-shaped arm is connected with the wheel-side steering assembly. The steering action is completed by controlling the two tie rods through the longitudinal steering pull rod, the structure is simple, the stability is good, and the manufacturing cost is lower.

Furthermore, the air bag assembly I comprises an air bag upper support, an air bag and an air bag base plate, the air bag is connected with the frame through the air bag upper support, and the air bag is connected with the upper swing arm assembly through the air bag base plate.

Furthermore, the shock absorber assembly I comprises a shock absorber and a shock absorber upper support, the upper end of the shock absorber is connected with the frame through the shock absorber upper support, the shock absorber and a vertical plane form a certain angle, and the shock absorber penetrates through the upper swing arm assembly and is connected with the lower swing arm assembly.

Furthermore, a suspender support assembly is arranged at the lower part of the upper swing arm assembly, a transverse stabilizer bar is arranged on one side of the suspender support assembly, and the transverse stabilizer bar is connected with the auxiliary frame welding assembly through a fixing support.

Further, the upper swing arm assembly and the lower swing arm assembly have the same structure.

Furthermore, the upper swing arm assembly is a punch forming welding part with a hollow-out middle part, so that the structure is simple, the weight is reduced, and the assembly is convenient.

Furthermore, a limiting block is arranged on the frame right above the drive axle and used for limiting the lowest height of the vehicle body, preventing the tire from being pressed by the frame when the air bag is not inflated, and ensuring that the tire is not ground by the frame when the air bag is not inflated, so that the vehicle can normally run.

Further, be provided with the lateral thrust pole on the transaxle, the one end of lateral thrust pole is connected with the transaxle, and the other end of lateral thrust pole is connected with the frame, prevents that the automobile body from taking place too big horizontal heeling when the turn, and the purpose is to prevent that the car from transversely tumbling and improve the ride comfort.

Further, the shock absorber assembly II comprises a shock absorber and an upper fixing support, and the shock absorber is connected with the frame through the upper fixing support.

Further, the air bag assembly II comprises an air bag and an upper fixing support, and the air bag is connected with the frame through the upper fixing support.

Compared with the prior art, the invention has the following beneficial effects: each part of the front frame air suspension device and the rear frame air suspension device is fixed on the frame through bolts, so that the installation and the maintenance are convenient, the height of the frame is adjusted through the air bag assembly, the shock absorber can play a role in buffering the stress of the frame, the whole body is more stable, the passenger experience is good, and the comfort level is high.

Drawings

The present invention is described in further detail below with reference to the attached drawings.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the front frame air suspension;

FIG. 3 is a front view of the air suspension assembly of the front frame;

FIG. 4 is a schematic top view of the front frame air suspension assembly;

FIG. 5 is a side view schematic of the front frame air suspension assembly;

FIG. 6 is a schematic structural view of the rear frame air suspension;

FIG. 7 is a schematic front view of the rear frame air suspension assembly;

in the drawings: 100. the front frame air suspension device 200, the rear frame air suspension device 1, the airbag assemblies I, 101, the airbag upper support 102, the airbags I, 103, the airbag cushion plates 2, the shock absorber assemblies I, 21, the shock absorbers I, 22, the shock absorber upper support 3, the lower swing arm assembly 4, the upper swing arm assembly 5, the auxiliary frame welding assembly 6, the fixed support 7, the wheel-side steering assembly 8, the frame 9, the ball pin 10, the steering longitudinal pull rod 11, the steering device comprises a steering tie rod 12, a steering swing arm assembly 13, a steering T-shaped arm 14, a suspender support assembly 15, a stabilizer bar 16, a fixing frame 17, a steering engine 61, a plate spring 62, a fixing frame 63, a pressing plate 64, a shock absorber assembly II, a shock absorber assembly 65, an air bag assembly II, an air bag assembly 66, a U-shaped bolt 67, a lifting lug 69, a driving axle 70, a limiting block 71 and a transverse thrust rod.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described with reference to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 and specific examples.

As shown in attached drawings 1, 2, 3, 4, 5, 6 and 7, the suspension system of the sightseeing vehicle comprises a front frame air suspension device 100 and a rear frame air suspension device 200, wherein the front frame air suspension device 100 comprises an air bag assembly I1, a shock absorber assembly I2, a lower swing arm assembly 3, an upper swing arm assembly 4, a sub frame welding assembly 5, a fixing bracket 6, a steering mechanism and a wheel steering assembly 7, the air bag assembly I1 is arranged at the lower part of a frame 8, the lower end of the air bag assembly I1 is connected with the upper swing arm assembly 4, one end of the shock absorber assembly I2 is connected with the frame 8, the other end of the shock absorber assembly I2 is connected with the lower swing arm assembly 3, the sub frame welding assembly 5 is connected with the frame 8 through the fixing bracket 6, one end of the upper swing arm assembly 4 is connected with the sub frame welding assembly 5, the other end of the upper swing arm assembly 4 is connected with a wheel-side steering assembly 7 through a ball pin 9, one end of the lower swing arm assembly 3 is connected with an auxiliary frame welding assembly 5, the other end of the lower swing arm assembly 3 is connected with the wheel-side steering assembly 7 through the ball pin 9, the steering mechanism is connected with the wheel-side steering assembly 7, the rear frame air suspension device 200 comprises a plate spring 61, a plate spring fixing frame 62, a pressing plate 63, a damper assembly II 64, an air bag assembly II 65, a U-shaped bolt 66 and a lifting lug 67, the plate spring 61 is arranged at the lower part of the frame 8 through a plate spring fixing frame 62, the air bag assembly II 65 is arranged between the plate spring 61 and the frame 8, the upper end of the shock absorber assembly II 64 is connected with the frame 8, the lower end of the shock absorber assembly II 64 is connected with lifting lugs 67, the lifting lugs 67 are arranged on two sides of a driving axle 69, and the plate spring 61 is connected with the driving axle 69 through a pressing plate 63 and a U-shaped bolt 66.

Further, the steering mechanism comprises a steering engine 17, a longitudinal steering pull rod 10, a tie rod 11, a swing steering arm assembly 12 and a T-shaped steering arm 13, wherein the steering engine 17 is connected with the swing steering arm assembly 12 through the longitudinal steering pull rod 10, the two tie rods 11 are connected with the swing steering arm assembly 12, one end of the T-shaped steering arm 13 is connected with the tie rod 11, and the other end of the T-shaped steering arm 13 is connected with the wheel steering assembly 7. Two tie rods 11 are controlled by one longitudinal steering rod 10 to complete steering action, and the steering mechanism is simple in structure, good in stability and lower in manufacturing cost.

Further, the air bag assembly I1 comprises an air bag upper support 101, an air bag I102 and an air bag base plate 103, wherein the air bag I102 is connected with the frame 8 through the air bag upper support 101, and the air bag I102 is connected with the upper swing arm assembly 4 through the air bag base plate 103.

Further, bumper shock absorber assembly I2 includes bumper shock absorber I21 and bumper shock absorber upper bracket 22, and the upper end of bumper shock absorber I21 is connected with frame 8 through bumper shock absorber upper bracket 22, and bumper shock absorber I21 is certain angle with vertical plane, and bumper shock absorber I21 passes upper swing arm assembly 4 and is connected with lower swing arm assembly 3.

Further, a boom support assembly 14 is disposed at a lower portion of the upper swing arm assembly 4, a stabilizer bar 15 is disposed at one side of the boom support assembly 14, and the stabilizer bar 15 is connected to the sub-frame welding assembly 5 through a fixing bracket 16.

Further, the upper swing arm assembly 4 and the lower swing arm assembly 3 have the same structure.

Furthermore, the upper swing arm assembly 4 is a punch forming welding part with a hollow middle part, so that the structure is simple, the weight is reduced, and the assembly is convenient.

Furthermore, a limiting block 70 is arranged on the frame 8 right above the drive axle 69 to limit the lowest height of the vehicle body, prevent the tire from being pressed by the frame when the air bag is not inflated, and ensure that the tire is not ground by the frame when the air bag is not inflated, so that the vehicle can normally run.

Further, a transverse thrust rod 71 is arranged on the drive axle 69, one end of the transverse thrust rod 71 is connected with the drive axle 69, and the other end of the transverse thrust rod 71 is connected with the frame 8, so that the vehicle body is prevented from generating excessive transverse tilting during turning, and the purposes of preventing the vehicle from transversely overturning and improving the smoothness are achieved.

Further, the shock absorber assembly II 64 comprises a shock absorber II and an upper fixing support, and the shock absorber II is connected with the frame 8 through the upper fixing support.

Further, the air bag assembly II 65 comprises an air bag II and an upper fixing support, and the air bag II is connected with the frame 8 through the upper fixing support.

The working principle and the working process of the invention are as follows: in the operation process of the sightseeing vehicle, the height valve controls the air bag to be inflated and deflated, the height of the vehicle body is adjusted, the shock absorber can play a role in buffering the stress of the vehicle frame, the steering mechanism controls the wheel steering, and each part of the front vehicle frame air suspension device and the rear vehicle frame air suspension device is fixed on the vehicle frame through bolts, so that the front vehicle frame air suspension device and the rear vehicle frame air suspension device are convenient to detach and install, and later maintenance is more convenient.

Compared with the prior art, the invention has the following beneficial effects: each part of the front frame air suspension device and the rear frame air suspension device is fixed on the frame through bolts, so that the installation and the maintenance are convenient, the height of the frame is adjusted through the air bag assembly, the shock absorber can play a role in buffering the stress of the frame, the whole body is more stable, the passenger experience is good, and the comfort level is high.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.