CN220076077U

CN220076077U - Chassis capable of surmounting obstacle

Info

Publication number: CN220076077U
Application number: CN202321600966.XU
Authority: CN
Inventors: 高博
Original assignee: Beijing Jianmeng Product Design Co ltd
Current assignee: Beijing Jianmeng Product Design Co ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-11-24
Anticipated expiration: 2033-06-21

Abstract

The utility model discloses a chassis capable of surmounting an obstacle, which comprises a chassis, wherein four electric wheels are arranged at the bottom of the chassis, shock absorption components for absorbing shock and steering the electric wheels are arranged at four corners of the bottom of the chassis, each shock absorption component comprises a mounting sleeve and a mounting column, the electric wheels are rotatably mounted at the bottom of the mounting column, a shock absorption air bag is sleeved in an inner cavity of the mounting sleeve in a sliding manner, the shock absorption air bag is positioned at the top of the mounting column, a connecting component is arranged between the mounting sleeve and the chassis, the bottom of the mounting column is fixedly connected with a connecting bracket, the inside of the connecting bracket is fixedly connected with a mounting shaft, and the electric wheels are rotatably mounted on the outer wall of the mounting shaft. According to the utility model, the chassis, the four electric wheels and the four damping components are utilized, and the four electric wheels can be independently damped and protected under the action of the four damping components, so that when one electric wheel at the bottom of the chassis encounters an obstacle, the influence on the movement of the chassis can be reduced.

Description

Chassis capable of surmounting obstacle

Technical Field

The utility model relates to the field of mobile robots, in particular to a chassis capable of surmounting an obstacle.

Background

With the development of robotics, mobile robots are used in a wider range of industries, and include a mobile chassis that can carry and move other mobile robot components on the mobile chassis to automatically reach a target location and achieve a corresponding operation.

When the robot of the car body moves, the electric wheels are usually used for being installed on the chassis to move, the two front wheels are used for being installed at the bottom of the chassis together through the steering mechanism, and the two rear wheels are installed at the bottom of the chassis through the installation shaft, so that when one roller walks to meet an obstacle, acting force is transmitted to the chassis through the other corresponding roller, and independent damping, buffering and protection of the rollers at the bottom of the chassis are inconvenient.

Disclosure of Invention

The utility model aims to provide a chassis capable of surmounting obstacles so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a chassis that can surmount an obstacle, comprising:

the chassis, the bottom of the said chassis has four electric wheels;

the four corners of the bottom of the chassis are respectively provided with a damping component for damping and steering the electric wheel;

the damping assembly comprises a mounting sleeve and a mounting column, the electric wheel is rotatably mounted at the bottom of the mounting column, a damping air bag is sleeved in an inner cavity of the mounting sleeve in a sliding mode, the damping air bag is located at the top of the mounting column, and a connecting assembly is arranged between the mounting sleeve and the chassis.

Preferably, the bottom fixedly connected with linking bridge of erection column, the inside fixedly connected with installation axle of linking bridge, electric wheel rotates the outer wall of installing in the installation axle.

Preferably, the top fixedly connected with limiting plate of erection column, the limiting plate sliding sleeve joint is in the inner chamber of installation sleeve, the top fixedly connected with attenuator of limiting plate.

Preferably, the bottom of the installation sleeve is provided with a limiting collar limiting the limiting plate, the bottom of the limiting collar is provided with a plurality of connecting bolts in an annular array, the limiting collar is fixedly connected with the installation sleeve through the connecting bolts, and the outer wall of the installation column is in sliding sleeve joint with the limiting collar.

Preferably, the outer wall of the mounting column is an annular array fixedly connected with a plurality of sliding blocks, a plurality of sliding grooves are formed in the inner wall of the limiting lantern ring, and the outer wall of the sliding block is in sliding clamping connection with the inner cavity of the sliding groove.

Preferably, the connecting assembly comprises a connecting rotary disc, the connecting rotary disc is fixedly connected to the top of the mounting sleeve, a plurality of triangular blocks are fixedly connected between the connecting rotary disc and the mounting sleeve, a connecting shaft is fixedly connected to the top of the connecting rotary disc, and the outer wall of the connecting shaft is rotatably sleeved with the chassis in a penetrating manner.

Preferably, the top of connecting axle outer wall has slidingly cup jointed the location carousel, the top fixedly connected with fixed sleeve of location carousel, fixed sleeve's outer wall slip has alternately cup jointed a plurality of positioning bolts, the one end of positioning bolt outer wall and connecting axle screw thread alternate cup joint.

The utility model has the technical effects and advantages that:

the utility model utilizes the chassis, the four electric wheels and the four damping components, the damping components comprise the mounting sleeve, the mounting column, the damping air bag and the connecting component, and the four electric wheels can be independently used for damping and protecting under the action of the four damping components, so that when one electric wheel at the bottom of the chassis encounters an obstacle, the influence on the chassis during movement can be reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the bottom of the chassis of the present utility model.

FIG. 2 is a schematic view of the overall structure of the mounting sleeve of the present utility model.

FIG. 3 is a schematic view of the front internal structure of the mounting sleeve portion of the present utility model.

In the figure: 1. a chassis; 2. an electric wheel; 3. a shock absorbing assembly; 31. a mounting sleeve; 32. a mounting column; 33. a shock absorbing air bag; 34. a connection assembly; 341. the connecting turntable; 342. a connecting shaft; 343. triangular blocks; 344. positioning a turntable; 345. a fixed sleeve; 346. positioning bolts; 35. a connecting bracket; 36. a mounting shaft; 37. a limiting plate; 38. a damper; 39. a limit collar; 310. a sliding block.

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.

The present utility model provides a chassis as shown in fig. 1-3, which can surmount an obstacle, comprising:

the chassis 1, the bottom of chassis 1 is provided with four electronic round 2, and can install the battery to the 2 power supplies of electronic round on the chassis 1, four corners in chassis 1 bottom all are provided with the damping module 3 to the 2 shock attenuation of electronic round turns to, four electronic round 2 and four damping module 3 one-to-one use, can make the independent shock attenuation protection of electronic round 2, thereby reduce the vibrations that the 1 walking of chassis meets the barrier of chassis, thereby improve its stability that removes, damping module 3 includes installation sleeve 31 and erection column 32, electronic round 2 rotates the bottom of installing in erection column 32, the inner chamber sliding sleeve of installation sleeve 31 has vibration damping bag 33, vibration damping bag 33 can make and have a shock attenuation protection effort between installation sleeve 31 and the erection column 32, vibration damping bag 33 is located the top of erection column 32, be provided with coupling assembling between installation sleeve 31 and the chassis 1, the bottom fixedly connected with linking bridge 35 of erection column 32, the inside fixedly connected with installation axle 36 of linking bridge 35, the outer wall in installation axle 36 is rotated to electronic round 2.

Further, the top fixedly connected with limiting plate 37 of erection column 32, limiting plate 37 sliding sleeve joint in the inner chamber of installation sleeve 31, the top fixedly connected with attenuator 38 of limiting plate 37, the attenuator 38 can reduce the vibrations of erection column 32 relative installation sleeve 31 when shock attenuation gasbag 33 is to erection column 32 shock attenuation to improve its shock attenuation effect.

Further, the bottom of the installation sleeve 31 is provided with a limiting collar 39 limiting the limiting plate 37, the bottom of the limiting collar 39 is provided with a plurality of connecting bolts in an annular array, the limiting collar 39 is fixedly connected with the installation sleeve 31 through the connecting bolts, the outer wall of the installation column 32 is in sliding sleeve joint with the limiting collar 39, the limiting collar 39 can limit the position of the limiting plate 37, and the limiting plate 37 and the installation column 32 are prevented from being separated from the installation sleeve 31.

Further, the outer wall of the mounting column 32 is a plurality of sliding blocks 310 fixedly connected with an annular array, a plurality of sliding grooves are formed in the inner wall of the limiting collar 39, the outer wall of the sliding blocks 310 are connected with the inner cavities of the sliding grooves in a sliding mode, the sliding blocks 310 can enable the mounting column 32 to rotate synchronously with the mounting sleeve 31, and when the connecting assembly is prevented from driving the mounting sleeve 31 to rotate, the mounting column 32 rotates relative to the mounting sleeve 31, and the angle of the electric wheel 2 cannot be changed.

Specifically, the coupling assembling includes connection carousel 341, connection carousel 341 fixed connection is in the top of installation sleeve 31, fixedly connected with triangular block 343 between connection carousel 341 and the installation sleeve 31, triangular block 343 can improve the stability between connection carousel 341 and the installation sleeve 31, the top fixedly connected with connecting axle 342 of connection carousel 341, the outer wall of connecting axle 342 and chassis 1 rotate the interlude and cup joint, the relative chassis 1 of connecting axle 342 rotates, just can change the angle of electric wheel 2, thereby make chassis 1 turn to and remove.

Further, the top of connecting axle 342 outer wall has slidingly cup jointed positioning turntable 344, the top fixedly connected with fixed sleeve 345 of positioning turntable 344, a plurality of positioning bolts 346 have been cup jointed in the outer wall slip interlude of fixed sleeve 345, the one end of positioning bolt 346 outer wall and connecting axle 342 screw thread interlude cup joint, positioning turntable 344 and connecting turntable 341 are located the top and the bottom of chassis 1 respectively, thereby dismantle the back to positioning bolt 346, just can make positioning turntable 344 and connecting axle 342 separate, thereby dismantle damper 3 and electric wheel 2, the relative one side of positioning turntable 344 and connecting turntable 341 is all rotated and is inlayed a plurality of balls, frictional force that receives when can reduce its relative chassis 1 rotation.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A chassis that can surmount an obstacle, comprising:

the electric power transmission device comprises a chassis (1), wherein four electric wheels (2) are arranged at the bottom of the chassis (1);

the method is characterized in that: damping components (3) for damping and steering the electric wheels (2) are arranged at four corners of the bottom of the chassis (1);

the damping assembly (3) comprises a mounting sleeve (31) and a mounting column (32), the electric wheel (2) is rotatably mounted at the bottom of the mounting column (32), a damping air bag (33) is sleeved in an inner cavity of the mounting sleeve (31) in a sliding mode, the damping air bag (33) is located at the top of the mounting column (32), and a connecting assembly is arranged between the mounting sleeve (31) and the chassis (1).

2. The chassis capable of surmounting the obstacle according to claim 1, wherein a connecting bracket (35) is fixedly connected to the bottom of the mounting column (32), a mounting shaft (36) is fixedly connected to the inside of the connecting bracket (35), and the electric wheel (2) is rotatably mounted on the outer wall of the mounting shaft (36).

3. The chassis capable of surmounting the obstacle according to claim 1, wherein a limiting plate (37) is fixedly connected to the top of the mounting column (32), the limiting plate (37) is slidably sleeved in the inner cavity of the mounting sleeve (31), and a damper (38) is fixedly connected to the top of the limiting plate (37).

4. The chassis capable of surmounting the obstacle according to claim 1, wherein a limiting collar (39) limiting the limiting plate (37) is arranged at the bottom of the mounting sleeve (31), a plurality of connecting bolts are arranged at the bottom of the limiting collar (39) in an annular array, the limiting collar (39) is fixedly connected with the mounting sleeve (31) through the connecting bolts, and the outer wall of the mounting column (32) is in sliding sleeve joint with the limiting collar (39).

5. The chassis capable of surmounting the obstacle according to claim 4, wherein the outer wall of the mounting column (32) is fixedly connected with a plurality of sliding blocks (310) in an annular array, a plurality of sliding grooves are formed in the inner wall of the limiting collar (39), and the outer wall of the sliding blocks (310) is in sliding clamping connection with the inner cavities of the sliding grooves.

6. The chassis capable of surmounting the obstacle according to claim 1, wherein the connection assembly comprises a connection turntable (341), the connection turntable (341) is fixedly connected to the top of the installation sleeve (31), a plurality of triangular blocks (343) are fixedly connected between the connection turntable (341) and the installation sleeve (31), a connection shaft (342) is fixedly connected to the top of the connection turntable (341), and the outer wall of the connection shaft (342) is rotatably inserted and sleeved with the chassis (1).

7. The chassis capable of surmounting the obstacle according to claim 6, wherein a positioning turntable (344) is slidably sleeved on the top of the outer wall of the connecting shaft (342), a fixing sleeve (345) is fixedly connected to the top of the positioning turntable (344), a plurality of positioning bolts (346) are slidably inserted and sleeved on the outer wall of the fixing sleeve (345), and one end of the outer wall of the positioning bolts (346) is in threaded and inserted and sleeved with the connecting shaft (342).