CN219821565U

CN219821565U - Vehicle frame

Info

Publication number: CN219821565U
Application number: CN202320622241.4U
Authority: CN
Inventors: 郭维国
Original assignee: Kangxi Smart Home Jiangsu Co ltd
Current assignee: Kangxi Smart Home Jiangsu Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-10-13
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses a frame, which belongs to the technical field of minicar, and comprises a cabin frame and a power frame, wherein the cabin frame is connected with the power frame in a welded manner, one side of the power frame, which is far away from the cabin frame, is connected with a front lever in a welded manner, the position, which is close to the lower part of the front lever, of the power frame is connected with two movable rods in a rotating manner, the outer sides of the movable rods are welded with suspension plates in a welded manner, one sides, which are far away from the movable rods, of the suspension plates are provided with suspension rods in a rotating manner, side rods are welded on the inner sides, which are close to the side surfaces of the suspension plates, of the power frame, front automobile shock absorbers are connected between the side rods and the suspension plates in a rotating manner, one side, which is close to the power frame, of the cabin frame is welded with a cabin frame, and front wheels are arranged on the outer ends, of the suspension rods are connected with the suspension rods in a rotating manner through two independent suspension front arms and suspension, when the vehicle frame passes through jolt or potholes, the front arms are rotated inwards through a small angle, front driving bending at the knee parts of the legs of a human body is simulated, and the shock absorption spring rods above the vehicle frame are further improved.

Description

Vehicle frame

Technical Field

The utility model relates to the technical field of minicars, in particular to a vehicle frame.

Background

The frame structure of the frame bridging the front axle and the rear axle of the vehicle is the basis of the vehicle, and the frame is like a human skeleton and functions to support and connect the assemblies of the vehicle, so that the assemblies keep a relatively correct position and bear various loads inside and outside the vehicle.

At present, on the design of a small-sized electric vehicle framework, an integrated suspension and damping structure is generally directly adopted, in the actual vehicle using process, the front buffering effect of a vehicle frame is poor, the poor suspension damping structure easily causes damage to each control power unit at the front end of the vehicle frame, and meanwhile, the driving comfort level is also reduced.

Disclosure of Invention

The utility model aims to provide a vehicle frame so as to solve the problem that the front shock absorption and buffering effect of the vehicle frame in the background art is poor.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a frame, includes cabin frame and power frame, cabin frame and power frame welded connection, one side welded connection that the power frame kept away from the cabin frame has the front bumper, the position that the power frame is close to the front bumper below rotates and is connected with two movable levers, the welding of movable lever outside has the suspension forearm, one side welded connection that the movable lever was kept away from to the suspension forearm has the suspension board, the suspension board is equipped with the suspension lever by outside one side rotation, the power frame is close to the side inboard welded that the suspension board has the side lever, it is connected with preceding car shock absorber to rotate between side lever and the suspension board, one side welded connection that the cabin frame is close to the power frame has the cabin frame, the suspension lever is close to outside one end and is equipped with the front wheel, the inboard rotation that the power frame was kept away from to the cabin frame is connected with the rear wheel frame, the inboard rotation of rear wheel frame is connected with the rear wheel.

Further: the steering mechanism is characterized in that a steering mechanism is arranged at the top of the engine room frame, steering connecting rods are arranged at two sides of the steering mechanism, the steering connecting rods are movably connected with the inner sides of the front wheels, steering wheel connecting rods are arranged at the top of the steering mechanism, and the steering wheel connecting rods are fixedly connected with the power frame.

Further: the cabin frame is provided with a seat close to the middle position, the seat is a lifting adjusting bottom rod, and the cabin frame is also provided with an air pressure or hydraulic low rod, so that the cabin frame has a damping effect.

Further: a rear rod is welded on one side of the cabin frame, which is close to the rear wheel, and a rear automobile shock absorber is rotatably arranged between one side of the rear rod, which is opposite to the rear wheel, and the rear wheel frame.

Further: the front wheels of the cabin frame and the power frame are provided with two, the rear wheels are provided with one, and the front wheels are steering driving wheels.

Further: and a battery bottom plate is arranged at the inner side of the power frame, which is close to the front bumper, and is used for placing a vehicle body storage battery.

Compared with the prior art, the utility model has the beneficial effects that:

in the embodiment, the two independent suspension forearms are connected with the suspension, when the frame passes through a bump or a hollow place, the front arms are rotated inwards through a small angle, the front drive bending at the knee of the leg of a human body is simulated, and the front drive bending is matched with the automobile shock absorber above, so that the buffer shock absorption effect of the frame is improved; the use intensity of the frame is improved through the buffer structure, meanwhile, the control of the inside of the frame and the vibration of the driving unit are guaranteed to be slowed down, the use stability of the vehicle is guaranteed, and the comfort level of use is improved.

Drawings

FIG. 1 is a schematic perspective view of a frame structure of the present utility model;

FIG. 2 is a schematic side cross-sectional view of a frame structure of the present utility model;

FIG. 3 is a front view of a frame structure of the present utility model;

FIG. 4 is a schematic perspective view of a front suspension structure of the present utility model;

the correspondence between the reference numerals and the component names in the drawings is as follows:

1. a cabin frame; 2. a power rack; 3. a front bar; 4. a movable rod; 5. suspending the forearm; 6. a hanging plate; 7. a hanging rod; 8. a side bar; 9. front car shock absorber; 10. a cabin frame; 11. a front wheel; 12. a rear wheel frame; 13. a rear wheel; 14. a steering wheel; 15. a steering link; 16. steering wheel links; 17. a seat; 18. a rear rod; 19. rear car shock absorber.

Detailed Description

Example 1

Please refer to fig. 1-4: the utility model provides a frame, including cabin frame 1 and power frame 2, cabin frame 1 and power frame 2 welded connection, one side welded connection that power frame 2 kept away from cabin frame 1 has front bar 3, power frame 2 is close to the position rotation of front bar 3 below is connected with two movable rods 4, the welding of movable rod 4 outside has the front arm 5 that hangs, one side welded connection that the movable rod 4 was kept away from to the front arm 5 has suspension board 6, suspension board 6 is outside one side rotation and is equipped with suspension bar 7, the side inboard welding that power frame 2 is close to suspension board 6 has side lever 8, rotate between side lever 8 and the suspension board 6 and be connected with front car bumper shock absorber 9, through pivoted suspension front arm 5, when the shock attenuation of front car bumper shock absorber 9 in frame the place ahead, the intensity of promotion frame reduces the influence of vibrations, promote the cushioning effect, one side welded connection that cabin frame 1 is close to power frame 2 has cabin frame 10, suspension bar 7 is outside one end and is equipped with front wheel 11, the inboard rotation connection that power frame 2 was kept away from to cabin frame 1 has rear wheel carrier 12, rear wheel carrier 12 inboard rotation is connected with rear wheel 13, through the design of rear wheel carrier and the convenient for use of the small-size vehicle, the frame is put down to the convenient in the design of the vehicle, the vehicle has a little kinetic energy of the cabin, the vehicle is put into the reasonable design of the vehicle, the vehicle frame is convenient to use, the vehicle is put to the vehicle to the frame.

The inboard swing joint of front wheel 11 has steering linkage 15, steering linkage 15 other end is equipped with direction machine 14, direction machine 14 locates cabin frame 10 top, direction machine 14 top is equipped with steering wheel connecting rod 16, steering wheel connecting rod 16 and power frame 2 fixed connection, power frame 2 is close to the inboard position of front lever 3 and sets up the battery bottom plate and be used for placing the automobile body storage battery, centralized control drive structure, make things convenient for the driving of vehicle to use, compression space, promote the parking space of storage battery, guarantee the use duration of vehicle, cabin frame 1 is close to the intermediate position and is equipped with seat 17, seat 17 is liftable regulation sill bar, cabin frame 1 and power frame 2's front wheel 11 are provided with two, rear wheel 13 is provided with one, and front wheel 11 is the steering drive wheel, two wheels rear tires in the frame place ahead, through triangular stability, guarantee the stability that microminiature vehicle used.

Example two

As shown in fig. 1-2, further improvements were made over example 1:

in order to further improve the shock-absorbing effect, a rear automobile shock absorber 19 is rotationally arranged at the top of the rear wheel frame 12, a rear rod 18 is rotationally connected to the top end of the rear automobile shock absorber 19, the rear rod 18 is welded to one side, close to the rear wheel 13, of the cabin frame 1, and the weight reduction and the buffering at the rear position are facilitated through the rear automobile shock absorber 19 between the rear wheel frame 12 and the rear rod 18 at the two sides of the rear wheel 13, so that the buffering and shock-absorbing effect of the frame is improved.

Working principle: the cabin frame 1 and the power frame 2 are connected by welding, after which a movable bar 4 is installed to a position inside the power frame 2 near the lower side of the front bumper 3, after which a suspension front arm 5 is welded to the inner side of the movable bar 4, after which a front car damper 9 is connected between a side bar 8 and a suspension plate 6 by a movable member, after which a front wheel 11 is fixed to the suspension bar 7, and a steering link 15 is connected to a crankshaft inside the front wheel 11, a steering wheel 14 is installed above the cabin frame 10, a steering wheel link 16 is installed, the steering wheel 14 integrates a steering driving function, after which a battery plate is welded to the inside of the power frame 2, after which six batteries are installed for motor driving, after which a rear wheel frame 12 is connected to a position inside the cabin frame 1 near the seat by a movable member, after which a rear car damper 19 is installed between a rear bar 18 and the rear wheel frame 12, and then the frame shell of the whole vehicle is welded to complete the assembly of the vehicle, when the vehicle body runs along a road jolt section, the front wheels 11 are subjected to buffer damping through the front automobile shock absorber 9, at the moment, the independent suspension drives the suspension front arms 5 to bend inwards through the movable rods 4, the suspension plates 6 of the suspension front arms 5 can be lifted upwards, the front parts of the power frames 2 bend backwards to realize the buffer damping similar to the bending of the knees of a human body, so that the vibration intensity is reduced, the suspension intensity is improved, the damping effect is improved, then the rear parts of the vehicle body absorb the vibration of the rear wheels 13 through the rear automobile shock absorber 19, the whole vehicle frame is further subjected to buffer damping, the driving comfort is improved, the intensity of the vehicle body is ensured, and the front automobile shock absorber 9 and the rear automobile shock absorber 19 are general shock absorbers of an automobile suspension system and adopt bidirectional cylinder shock absorbers.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A vehicle frame comprising a cabin frame (1) and a power frame (2), characterized in that: cabin frame (1) and power frame (2) welded connection, one side welded connection that cabin frame (1) was kept away from to power frame (2) has front bar (3), the position rotation that power frame (2) is close to front bar (3) below is connected with two movable rods (4), the welding of movable rod (4) outside has suspension forearm (5), one side welded connection that movable rod (4) was kept away from to suspension forearm (5) has suspension board (6), suspension board (6) are kept away from outside one side rotation and are equipped with suspension rod (7), side inboard welded connection that power frame (2) are close to suspension board (6) has side lever (8), rotation is connected with preceding car bumper shock absorber (9) between side lever (8) and suspension board (6), one side welded connection that cabin frame (1) is close to power frame (2) has cabin frame (10), suspension rod (7) are kept away from outside one end and are equipped with front wheel (11), the inboard rotation that power frame (2) was kept away from to cabin frame (1 is connected with rear wheel carrier (12), rear wheel carrier (13) are rotated.

2. A vehicle frame according to claim 1, characterized in that the top of the cabin frame (10) is provided with a steering gear (14), two sides of the steering gear (14) are provided with steering connecting rods (15), the steering connecting rods (15) are movably connected with the inner sides of the front wheels (11), the top of the steering gear (14) is provided with steering wheel connecting rods (16), and the steering wheel connecting rods (16) are fixedly connected with the power frame (2).

3. A vehicle frame according to claim 1, characterized in that the cabin frame (1) is provided with a seat (17) near the middle, the seat (17) being a lifting and adjusting foot bar.

4. A vehicle frame according to claim 1, characterized in that a rear rod (18) is welded to the side of the cabin frame (1) close to the rear wheel (13), and a rear car damper (19) is rotatably arranged between the side of the rear rod (18) opposite to the rear wheel (13) and the rear wheel frame (12).

5. A vehicle frame according to claim 1, characterized in that the front wheels (11) of the cabin frame (1) and the power frame (2) are provided with two, the rear wheels (13) are provided with one, and the front wheels (11) are steering driving wheels.

6. A vehicle frame according to claim 1, characterized in that the power frame (2) is provided with a battery bottom plate for placing a battery of the vehicle body at a position close to the inner side of the front bar (3).