CN219897030U - K12 racing trolley set - Google Patents

Abstract

The utility model provides a K12 racing trolley kit, which comprises a chassis, wherein a trolley body is arranged on the chassis, a headstock plate and a tailstock are respectively arranged at two ends of the chassis, driving wheels are respectively arranged at two sides of the chassis in the length direction, the driving wheels are arranged at one end of the chassis close to the tailstock, a direct current motor for providing power for the driving wheels is arranged in the trolley body, a power supply module for supplying power is arranged on the chassis, universal wheels are arranged at the bottom of the headstock plate, a circuit board assembly is arranged at one end of the top of the trolley body close to the tailstock, a vision sensor module is arranged at one end of the top of the trolley body close to the headstock plate, and an ultrasonic sensor module facing the travelling direction of the trolley is arranged on the headstock plate. The K12 competition trolley kit can be flexibly operated, can realize multiple functions according to different scenes, and increases the interestingness and diversity of products.

Description

K12 racing trolley set

Technical Field

The utility model relates to the technical field of robots, in particular to a K12 competition trolley kit.

Background

K12, education proper noun (kindergarten through twelfth grade), is an abbreviation for preschool education to high school education, and is now commonly used to refer to basic education. In K12 education, competition outside a main course is an important component, wherein a competition trolley, or a competition robot trolley and an intelligent trolley, are activities with high interestingness and competitive properties, and are widely welcomed.

The conventional racing trolleys comprise a wheel racing trolley and a crawler racing trolley, and the crawler racing trolley can adapt to various terrains, but has slow action and poor flexibility, so the wheel racing trolley is currently the mainstream choice. Even so, when the traditional four-wheel racing trolley turns, the turning is required to overcome larger friction force due to the difference between the inner wheel and the outer wheel, and the turning speed is slower. And with the progress of science and technology, the competition trolley is gradually changed from manual control to automatic control. The existing racing trolleys are identified by installing a sensing device outside the cover plate, most of the current common sensors are infrared or distance sensors, and the sensing effect on the environment is relatively poor. In general, the existing competition trolleys have great problems, and people need to continue innovative development on the basis of the problems and overcome the technical problems.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides the K12 competition trolley kit which can be flexibly operated, can realize multiple functions according to different scenes, and increases the interestingness and diversity of products.

In order to achieve the above purpose, the K12 racing car kit comprises a chassis, wherein a car body is arranged on the chassis, a headstock plate and a tailstock are respectively arranged at two ends of the chassis, driving wheels are respectively arranged at two sides of the chassis in the length direction, the driving wheels are arranged at one end of the chassis close to the tailstock, a direct current motor for providing power for the driving wheels is arranged in the car body, a power module for supplying power is arranged in the car body, universal wheels are arranged at the bottom of the headstock plate, a circuit board assembly is arranged at one end of the top of the car body close to the tailstock, a vision sensor module is arranged at one end of the top of the car body close to the headstock plate, and an ultrasonic sensor module facing the travelling direction of the car is arranged on the headstock plate.

Further, the automobile body includes the roof, and roof length direction's both sides are equipped with the car curb plate respectively, and the both sides of locomotive board and the both sides of tailboard are equipped with the mounting panel respectively, and the car curb plate passes through bolt assembly and installs on the mounting panel, and the tip of car curb plate exceeds the locomotive board and exposes outside, is equipped with a plurality of recesses on the car curb plate.

Further, the roof is close to the one end of car tail board and is equipped with the screw hole matrix, and the circuit board subassembly includes the printed circuit board of octagon, and the upper and lower two sides of printed circuit board are equipped with ya keli board respectively, and the ya keli board bottom of printed circuit board below is equipped with the erection column, and the erection column passes through the bolt assembly and installs on the screw hole matrix.

Further, one end of the roof cover, which is close to the headstock plate, is provided with a waist-shaped hole, the chassis is provided with a supporting plate, the supporting plate extends upwards to penetrate through the waist-shaped hole, and the vision sensor module is arranged at the top of the supporting plate.

Further, one end of the roof close to the tail plate is provided with 2 tail fins, and the 2 tail fins are respectively arranged on two sides of the roof in the length direction.

Further, the direct current motor is fixed on the side plate of the vehicle, the output end of the direct current motor is connected with a gear box, a rotating shaft is arranged on the gear box, and the rotating shaft penetrates through the side plate of the vehicle and is connected to the driving wheel.

Further, the front end of the headstock plate is provided with a sensor hole, and the cylindrical front end of the ultrasonic sensor module penetrates through the sensor hole and is exposed out of the headstock plate.

Further, a power hole site for the power module to pass through is arranged in the middle of the chassis.

The K12 competition trolley kit can be flexibly operated, can realize multiple functions according to different scenes, and increases the interestingness and diversity of products.

Drawings

The utility model is further described and illustrated below with reference to the accompanying drawings.

FIG. 1 is a schematic view of the construction of a K12 racing car kit according to a preferred embodiment of the present utility model.

FIG. 2 is a schematic view of the structure of the bottom surface of the K12 racing car set.

FIG. 3 is an exploded view of the K12 racing car kit.

Reference numerals: 1. a chassis; 11. a headstock plate; 111. a sensor hole; 12. a tailboard; 13. a power supply hole site; 14. a mounting plate; 2. a vehicle body; 21. a roof; 211. a threaded hole matrix; 212. a waist-shaped hole; 22. a vehicle side panel; 23. a tail wing; 3. a driving wheel; 31. a DC motor; 32. a gear box; 4. a power module; 5. a universal wheel; 6. a circuit board assembly; 61. a printed circuit board; 62. an acrylic plate; 63. a mounting column; 7. a vision sensor module; 71. a support plate; 8. an ultrasonic sensor module.

Detailed Description

The technical solution of the present utility model will be more clearly and completely explained by the description of the preferred embodiments of the present utility model with reference to the accompanying drawings.

As shown in fig. 1 and 2, the K12 racing car kit according to the preferred embodiment of the present utility model comprises a chassis 1, a car body 2 is provided on the chassis 1, a head plate 11 and a tail plate 12 are provided at both ends of the chassis 1, the car body 2 comprises a car top cover 21, two sides of the car top cover 21 in the length direction are provided with car side plates 22, two sides of the head plate 11 and two sides of the tail plate 12 are provided with mounting plates 14, the car side plates 22 are mounted on the mounting plates 14 through bolt assemblies, and the ends of the car side plates 22 are exposed beyond the head plate 11. The side panel 22 is provided with a plurality of grooves, and different functions can be configured according to scene requirements. One end of the roof cover 21, which is close to the tail plate 12, is provided with 2 tail wings 23,2 tail wings 23 which are respectively arranged at two sides of the roof cover 21 in the length direction. The mode of fixing the upper layer and the lower layer is adopted, so that the stability of the structure is better, and the experimental environment with poor adaptability can be adapted.

As shown in fig. 2 and 3, driving wheels 3 are respectively arranged at two sides of the chassis 1 in the length direction, the driving wheels 3 are arranged at one end of the chassis 1 close to the tailboard 12, a direct current motor 31 for providing power for the driving wheels 3 is arranged in the vehicle body 2, the direct current motor 31 is fixed on the vehicle side board 22, the output end of the direct current motor 31 is connected with a gear box 32, the gear box 32 realizes reversing, a rotating shaft is arranged on the gear box 32, and the rotating shaft penetrates through the vehicle side board 22 and is connected to the driving wheels 3. The universal wheels 5 are arranged at the bottom of the headstock plate 11, the universal wheels 5 are made of metal, and when the trolley turns, the wheel speed difference is generated by adjusting the rotating speeds of the driving wheels 3 at two sides, so that steering is realized, and the reaction speed is greatly improved.

As shown in fig. 1 and 3, a circuit board assembly 6 is disposed at one end of the top of the vehicle body 2 near the tail board 12, a threaded hole matrix 211 is disposed at one end of the vehicle top cover 21 near the tail board 12, the circuit board assembly 6 comprises an octagonal printed circuit board 61, acrylic boards 62 are disposed on the upper and lower surfaces of the printed circuit board 61 respectively, mounting posts 63 are disposed at the bottom of the acrylic boards 62 below the printed circuit board 61, and the mounting posts 63 are mounted on the threaded hole matrix 211 through bolt assemblies.

As shown in fig. 1 and 3, a vision sensor module 7 is disposed at one end of the top of the vehicle body 2 near the head plate 11, a waist-shaped hole 212 is disposed at one end of the roof cover 21 near the head plate 11, a support plate 71 is disposed on the chassis 1, the support plate 71 extends upward through the waist-shaped hole 212, and the vision sensor module 7 is disposed at the top of the support plate 71.

As shown in fig. 1 and 3, an ultrasonic sensor module 8 is provided on the head plate 11 in the traveling direction of the carriage, a sensor hole 111 is provided at the front end of the head plate 11, and the cylindrical front end of the ultrasonic sensor module 8 is exposed outside the head plate 11 through the sensor hole 111.

As shown in fig. 2 and 3, a power module 4 for supplying power is arranged in the vehicle body 2, the power module 4 is fixed on the inner surface of the vehicle top cover 21 through a bolt assembly, and a power hole site 13 for the power module 4 to pass through is arranged in the middle of the chassis 1. The sensors, the printed circuit board 61 and the power module 4 are electrically connected by wires.

The K12 competition trolley can judge the next action according to the tracking data when the vision is not triggered and judge the next action according to the vision processing data when the vision is triggered by using the vision priority as 0 and the priority of the tracking data processing as 1 according to the cooperative work before each sensor. A thermoelectric sensor may also be installed to alert in cruise mode when a trail of human activity is captured. The vision sensor module 7 and the ultrasonic sensor module 8 are commercially available sensors existing in the prior art. And the vehicle body 2 and the chassis 1 are used as main body parts, each sensor is used as an expansion part, and the expansion parts can be mounted on the main body parts through corresponding wheelbases, so that the adjustment is carried out according to the field requirements, and corresponding functions are realized.

The K12 competition trolley kit can be flexibly operated, can realize multiple functions according to different scenes, and increases the interestingness and diversity of products.

The above detailed description is merely illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model. Various modifications, substitutions and improvements of the technical scheme of the present utility model will be apparent to those skilled in the art from the description and drawings provided herein without departing from the spirit and scope of the utility model. The scope of the utility model is defined by the claims.

Claims (8)

1. The utility model provides a K12 contest dolly external member, its characterized in that, including chassis (1), be equipped with automobile body (2) on chassis (1), chassis (1) both ends are equipped with headstock board (11) and tailstock (12) respectively, chassis (1) length direction's both sides are equipped with drive wheel (3) respectively, drive wheel (3) set up the one end that is close to tailstock (12) in chassis (1), be equipped with in automobile body (2) and be used for providing direct current motor (31) of power to drive wheel (3), be equipped with in automobile body (2) power module (4) that are used for supplying power, the bottom of headstock board (11) is equipped with universal wheel (5), the one end that is close to tailstock (12) at automobile body (2) top is equipped with circuit board assembly (6), the one end that is close to headstock board (11) at automobile body (2) top is equipped with vision sensor module (7), be equipped with ultrasonic sensor module (8) towards the dolly direction of advancing on headstock board (11).

2. The K12 racing car kit according to claim 1, wherein the car body (2) comprises a car roof (21), car side plates (22) are respectively arranged on two sides of the car roof (21) in the length direction, mounting plates (14) are respectively arranged on two sides of the car head plate (11) and two sides of the car tail plate (12), the car side plates (22) are mounted on the mounting plates (14) through bolt assemblies, the end parts of the car side plates (22) are exposed outside beyond the car head plate (11), and a plurality of grooves are formed in the car side plates (22).

3. The K12 racing car kit as claimed in claim 2, wherein the roof cover (21) is provided with a screw hole matrix (211) at one end close to the tail plate (12), the circuit board assembly (6) comprises an octagonal printed circuit board (61), acrylic boards (62) are respectively arranged on the upper surface and the lower surface of the printed circuit board (61), mounting posts (63) are arranged at the bottoms of the acrylic boards (62) below the printed circuit board (61), and the mounting posts (63) are mounted on the screw hole matrix (211) through bolt assemblies.

4. The K12 racing car kit as claimed in claim 2, characterized in that the end of the roof cover (21) close to the head plate (11) is provided with a waist-shaped hole (212), the chassis (1) is provided with a support plate (71), the support plate (71) extends upwards through the waist-shaped hole (212), and the vision sensor module (7) is arranged on top of the support plate (71).

5. The K12 racing car kit as claimed in claim 2, wherein one end of the roof cover (21) close to the tail plate (12) is provided with 2 tail fins (23), and the 2 tail fins (23) are respectively arranged on two sides of the roof cover (21) in the length direction.

6. The K12 racing car kit according to claim 2, wherein the direct current motor (31) is fixed on the car side plate (22), the output end of the direct current motor (31) is connected with a gear box (32), a rotating shaft is arranged on the gear box (32), and the rotating shaft penetrates through the car side plate (22) and is connected to the driving wheel (3).

7. The K12 racing car kit as claimed in claim 1, wherein the front end of the headstock plate (11) is provided with a sensor hole (111), and the cylindrical front end of the ultrasonic sensor module (8) is exposed outside the headstock plate (11) through the sensor hole (111).

8. The K12 racing car kit as claimed in claim 1, characterized in that a power hole site (13) for passing through the power module (4) is provided in the middle of the chassis (1).