CN220948188U - Be applied to slide chassis that unmanned city was joined in marriage - Google Patents
Be applied to slide chassis that unmanned city was joined in marriage Download PDFInfo
- Publication number
- CN220948188U CN220948188U CN202323238514.4U CN202323238514U CN220948188U CN 220948188 U CN220948188 U CN 220948188U CN 202323238514 U CN202323238514 U CN 202323238514U CN 220948188 U CN220948188 U CN 220948188U
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- frame
- suspension
- unmanned
- leaf spring
- rocker arm
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- 239000000725 suspension Substances 0.000 claims abstract description 47
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 5
- 239000010959 steel Substances 0.000 claims abstract description 5
- 239000006096 absorbing agent Substances 0.000 claims description 13
- 230000035939 shock Effects 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Motorcycle And Bicycle Frame (AREA)
Abstract
The utility model discloses a skateboard chassis applied to unmanned urban distribution, and relates to the field of unmanned vehicles. Compared with the prior art, the utility model mainly installs the equipment bracket assembly occupying space, the low-voltage power supply and other devices on two sides of the middle frame, and the high-voltage power supply system, the suspension system, the steering system, the transmission system, the wheel shaft system, the braking system and the suspension system are all wrapped in the frame of the steel skeleton, thereby greatly improving the safety of the skateboard chassis, and enabling the upper layer of the frame to be approximately at the same height, and the skateboard chassis can be directly covered on a panel for bearing a carriage in the follow-up process.
Description
Technical Field
The utility model discloses a skateboard chassis applied to unmanned urban distribution, and relates to the field of unmanned vehicles.
Background
The skateboard chassis integrates components such as a battery, an electric transmission system, a suspension, a brake and the like on the chassis in advance, so that the separation of a vehicle body and the chassis is realized, and decoupling is designed. Because the shape is flat, the scooter resembles a skateboard, and the scooter is named as a skateboard chassis. After being matched with different vehicle bodies, the vehicle body can be applied to a plurality of low-speed unmanned scenes such as unmanned logistics, unmanned sightseeing, unmanned distribution, unmanned inspection, unmanned sanitation, photovoltaic cleaning and the like.
In order to reasonably utilize the space and lower the height of the sliding plate, the prior art has a wire control chassis arrangement structure of a pure electric vehicle disclosed by patent number CN214607053U, which utilizes the inner space of the vehicle frame wheelbase to improve the volume of the space by putting a battery pack in the middle, so that the height of the sliding plate chassis is relatively lowered, but the battery pack and an electronic and electric system are arranged on the upper layer in a multiple naked way, and a protective shell is inevitably additionally arranged at the later stage, so that the height of the sliding plate chassis is not raised.
Disclosure of utility model
In order to overcome the problems, the utility model aims to optimize the structural layout of the skateboard chassis and maximize the utilization space on the premise of safety.
Specifically, the utility model provides a skateboard chassis applied to unmanned urban distribution, which comprises:
The frame adopts a steel skeleton, and is welded into a whole by a plurality of rod pieces, so that the stability of the vehicle body is ensured, meanwhile, the strong plasticity, the good collision characteristic and the higher fatigue life of the vehicle body are improved, and the space formed between the rod pieces can conveniently accommodate other parts and various wire harnesses are inserted;
Specifically, the frame comprises a middle frame with a cube-shaped middle part, a high-voltage power supply system is arranged in the space inside the middle frame, equipment bracket assemblies, a low-voltage power supply and the like are arranged in the space on two sides of the middle frame, a socket panel, a whole vehicle controller and the like are arranged on the equipment bracket assemblies,
The frame also comprises a front frame and a rear frame, wherein the front frame and the rear frame are respectively provided with an upper bracket which is approximately at the same height as the middle frame and a lower bracket which is formed by combining a plurality of vertical, horizontal, vertical or inclined rods arranged below the upper bracket, and a suspension system, a steering system, a transmission system, a wheel axle system, a braking system and a suspension system of the skateboard chassis are respectively connected in the lower brackets of the front frame and the rear frame directly or indirectly.
Compared with the prior art, the utility model mainly installs the equipment bracket assembly occupying space, the low-voltage power supply and other devices on two sides of the middle frame, and the high-voltage power supply system, the suspension system, the steering system, the transmission system, the wheel shaft system, the braking system and the suspension system are all wrapped in the frame of the steel skeleton, thereby greatly improving the safety of the skateboard chassis, and enabling the upper layer of the frame to be approximately at the same height, and the skateboard chassis can be directly covered on a panel for bearing a carriage in the follow-up process.
Further, the suspension system comprises a transverse leaf spring independent suspension mounted on the front frame and a longitudinal spiral spring independent suspension mounted on the rear frame, the wheel axle system comprises two front wheels mounted on two sides of the transverse leaf spring independent suspension and two rear wheels mounted on two sides of the longitudinal spiral spring independent suspension, the steering system comprises a steer-by-wire machine mounted between the two front wheels, the transmission system comprises a driving assembly mounted between the two rear wheels and a controller mounted in the middle frame, and the braking system comprises four calipers mounted on the front wheels and the rear wheels and a brake-by-wire assembly mounted in the front frame;
The middle frame is in a cube shape, a high-voltage power supply system is arranged in the middle frame, an equipment bracket assembly is arranged on the side face of the middle frame, and a low-voltage power supply, a socket panel and the like are arranged on the equipment bracket assembly.
The utility model has the beneficial effects that: the space in the frame is effectively utilized, the space utilization rate is improved, the length and the rigidity of the vehicle body are relatively compressed, most parts are wrapped inside the frame, and the safety of the whole vehicle can be effectively improved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic top view of the present utility model;
FIG. 3 is a schematic left-hand view of the present utility model;
FIG. 4 is a right side view of the present utility model;
FIG. 5 is a schematic illustration of the configuration of the suspension system, steering system, transmission system, axle system, brake system of the present utility model;
FIG. 6 is a schematic view of the free standing suspension of the transverse leaf spring of the present utility model;
FIG. 7 is a schematic view of the structure of the independent suspension of the longitudinally arranged coil spring of the present utility model;
Reference numerals:
Frame 1, middle frame 101, front frame 102, rear frame 103, skirt hanger 104;
a high voltage power supply system 2;
An equipment rack assembly 3;
a low voltage power supply 4;
The suspension system 5, a transverse leaf spring independent suspension 501, a front suspension rocker 501a, a triangle arm ball 501b, a bushing 501c, a front shock absorber 501d, a leaf spring 501e, a leaf spring bracket 501f, a leaf spring support 501g, a longitudinal spiral spring independent suspension 502, a rear rocker welding assembly 502a, a triangle bracket 502a-1 and a rear shock absorber 502b;
A steering system 6, a steer-by-wire machine 601;
a transmission system 7, a drive assembly 701 and a controller 702;
axle system 8, front wheels 801, rear wheels 802;
Brake system 9, caliper 901, brake-by-wire assembly 902.
Detailed Description
The utility model will now be further described with reference to the accompanying drawings.
Specifically, referring to fig. 1-7, a skateboard chassis for use in unmanned urban distribution includes:
Frame 1, frame 1 adopts fig. 6
A middle frame 101 in the shape, a high-voltage power supply system 2 is arranged in the space inside the middle frame, a device bracket assembly 3, a low-voltage power supply 4 and the like are arranged in the space on two sides of the middle frame, a socket panel, a whole vehicle controller and the like are arranged on the device bracket assembly 3,
The frame 1 further comprises a front frame 102 and a rear frame 103, wherein the front frame 102 and the rear frame 103 are provided with an upper bracket which is approximately at the same height as the middle frame 101 and a lower bracket which is formed by combining a plurality of vertical, horizontal, vertical or inclined rods arranged below the upper bracket, and a suspension system 5, a steering system 6, a transmission system 7, an axle system 8 and a braking system 9 of the skateboard chassis are directly or indirectly connected in the lower brackets of the front frame 102 and the rear frame 103.
As a preferred embodiment, the side edges of the front frame 102, the middle frame 101 and the rear frame 103 are respectively provided with a plurality of skirt brackets 104, and the skirt brackets 104 are used for forming a mounting plane, and all components can be covered after the panel is added on the mounting plane, and meanwhile, a carrier for bearing a carriage is formed.
Preferably, the suspension system 5 includes a transverse leaf spring independent suspension 501 mounted to the front frame 102 and a longitudinal coil spring independent suspension 502 mounted to the rear frame 103;
Specifically, the independent transverse leaf spring suspension 501 includes two front suspension rocker arms 501a, a front damper 501d and a leaf spring 501e, the front suspension rocker arms 501a and the front damper 501d are respectively arranged two, the front suspension rocker arms 501a are positioned on a lower bracket of the front frame 102, the two front suspension rocker arms 501a are symmetrically arranged, the front suspension rocker arms 501a are provided with three connecting points, one connecting point is connected with the lower end of a caliper 901 of one front wheel 801 through a triangle arm ball 501b, the other two connecting points extend towards the middle of the lower bracket and are connected with the lower bracket through a bushing 501c, the two front damper 501d are matched with the two front suspension rocker arms 501a, the two front suspension rocker arms 501a are respectively arranged between the corresponding front suspension rocker arms 501a and the lower bracket, the leaf spring 501e is fixed below the upper bracket of the front frame 102 and is fixed by a U-shaped leaf spring bracket 501f, the two ends of the leaf spring 501e are arranged along the transverse direction of the frame 1, and the two ends of the leaf spring 501e are connected with the upper ends of the caliper 901 of the two front wheels 801 through a leaf spring bracket 501 g;
The vertical spiral spring independent suspension 502 comprises a rear rocker arm welding assembly 502a and two rear shock absorbers 502b, wherein triangular brackets 502a-1 with three connecting points are arranged at two ends of the rear rocker arm welding assembly 502a, the first connecting point extends into a hub of the rear wheel 802 and is connected to the hub of the rear wheel 802, the second connecting point is connected to a lower support of the rear frame 103, one end of the rear shock absorber 502b is connected, the rear shock absorber 502b is arranged along the longitudinal direction of the frame 1, and the other end of the rear shock absorber 502b is connected to the side surface of the middle frame 101;
The axle system 8 comprises two front wheels 801 mounted on either side of the transverse leaf spring independent suspension 501 and two rear wheels 802 mounted on either side of the longitudinal helical spring independent suspension 502;
the steering system 6 includes a steer-by-wire machine 601 mounted between two front wheels 801;
The transmission 7 includes a drive assembly 701 mounted between two rear wheels 802 and a controller 702 mounted within the mid-frame 101;
The brake system 9 includes four calipers 901 mounted on the front wheel 801, the rear wheel 802, and a brake-by-wire assembly 902 mounted within the front frame 102.
The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will occur to those skilled in the art from consideration of the specification and practice of the utility model without the need for inventive faculty, and are within the scope of the claims.
Claims (5)
1. Be applied to slide chassis that unmanned city joined in marriage, its characterized in that: the vehicle frame (1) is a steel skeleton, and the steel skeleton is formed by welding a plurality of rod pieces into a whole;
The frame (1) comprises a middle frame (101) with a cube-shaped middle part, a high-voltage power supply system (2) is arranged in the space inside the middle frame (101), and equipment bracket assemblies (3) and a low-voltage power supply (4) are arranged in the space on two sides of the middle frame (101);
The frame (1) further comprises a front frame (102) and a rear frame (103), wherein the front frame (102) and the rear frame (103) are respectively provided with an upper bracket and a lower bracket formed by combining a plurality of rods which are arranged below the upper bracket and are vertically arranged, horizontally arranged, longitudinally arranged or obliquely arranged, and a suspension system (5), a steering system (6), a transmission system (7), an axle system (8) and a braking system (9) which are respectively and directly or indirectly connected in the lower brackets of the front frame (102) and the rear frame (103).
2. A skateboard chassis for use in an unmanned urban distribution according to claim 1, wherein: the two side edges of the front frame (102), the middle frame (101) and the rear frame (103) are respectively provided with a plurality of skirt brackets (104), and the skirt brackets (104) form a mounting plane.
3. A skateboard chassis for use in an unmanned urban distribution according to claim 1, wherein: the suspension system (5) includes a transverse leaf spring independent suspension (501) mounted to the front frame (102) and a longitudinal coil spring independent suspension (502) mounted to the rear frame (103).
4. A skateboard chassis for use in an unmanned urban distribution according to claim 3, wherein: the transverse leaf spring independent suspension (501) comprises a front suspension rocker arm (501 a), a front shock absorber (501 d) and a leaf spring (501 e), wherein the front suspension rocker arm (501 a) and the front shock absorber (501 d) are arranged in two, the front suspension rocker arm (501 a) is arranged on a lower support of the front frame (102), the two front suspension rocker arms (501 a) are symmetrically arranged, the front suspension rocker arm (501 a) is provided with three connecting points, one connecting point is connected with the lower end of a caliper (901) of one front wheel (801) of the wheel axle system (8), the other two connecting points extend towards the middle of the lower support and are connected with the lower support, the two front shock absorbers (501 d) are respectively arranged between the corresponding front suspension rocker arm (501 a) and the lower support, the leaf spring (501 e) is fixed below an upper support of the front frame (102), the leaf spring (501 e) is arranged along the transverse direction of the frame (1), and two ends of the leaf spring (501 e) are connected with the upper end of the caliper (901) of the brake system (9) which is arranged on the front wheel (801).
5. A skateboard chassis for use in an unmanned urban distribution according to claim 3, wherein: the vertical spiral spring independent suspension (502) comprises a rear rocker arm welding assembly (502 a) and two rear shock absorbers (502 b), triangular brackets (502 a-1) with three connecting points are arranged at two ends of the rear rocker arm welding assembly (502 a), the first connecting point extends into a hub of a rear wheel (802) arranged on an axle system (8) and is connected to the hub of the rear wheel (802), the second connecting point is connected to a lower support of a rear frame (103), one end of each rear shock absorber (502 b) is connected through a third connecting point, the rear shock absorbers (502 b) are longitudinally arranged along a frame (1), and the other end of each rear shock absorber (502 b) is connected to the side face of a middle frame (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323238514.4U CN220948188U (en) | 2023-11-29 | 2023-11-29 | Be applied to slide chassis that unmanned city was joined in marriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323238514.4U CN220948188U (en) | 2023-11-29 | 2023-11-29 | Be applied to slide chassis that unmanned city was joined in marriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220948188U true CN220948188U (en) | 2024-05-14 |
Family
ID=90979060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323238514.4U Active CN220948188U (en) | 2023-11-29 | 2023-11-29 | Be applied to slide chassis that unmanned city was joined in marriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220948188U (en) |
-
2023
- 2023-11-29 CN CN202323238514.4U patent/CN220948188U/en active Active
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