Front-driving type electric toy car

By designing the base plate and assembly structure of the front-wheel drive electric toy car, and combining the drive motor, shaft cylinder, gear ring and transmission belt, the problem of high cost of rear-wheel drive vehicles was solved, and the economical manufacturing and optimized walking performance of the front-wheel drive electric toy car were realized.

CN223570013UActive Publication Date: 2025-11-21JIAN FENG YUAN TOYS CO LTD
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Patent Information

Application Number
CN202422661755.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-31
Publication Date
2025-11-21
Estimated Expiration
2034-10-31

AI Technical Summary

Technical Problem

Most existing electric toy cars are dual-drive or single-drive rear-wheel drive. Rear-wheel drive cars are expensive to manufacture, making it difficult to achieve the economical production of front-drive electric toy cars.

Method used

Design a front-wheel drive electric toy car, which adopts a base plate, front drive assembly and rear drive assembly structure. The front wheel drive is achieved by combining a drive motor, shaft cylinder, gear ring, transmission belt and tire. The shock absorption is optimized by connecting the worm gear box and the base plate.

Benefits of technology

The structure was optimized, manufacturing costs were reduced, and the mobility of the front-wheel drive electric toy car was improved.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a front-drive type electric toy car which comprises a base plate, a front-drive assembly and a rear-drive assembly are arranged on the front portion and the rear portion of the base plate respectively, the rear-drive assembly further comprises a bottom plate, side plates are fixedly connected to the left side and the right side of the bottom plate respectively, and shock absorbers are hinged to the upper surfaces of the side plates. According to the front-driving type electric toy car, the driving motor is controlled to operate, after the driving motor operates, the rotating shaft at the driving end of the driving motor can drive the shaft barrel to rotate, the shaft barrel is meshed with the gear ring, that is, after the shaft barrel rotates, the gear ring rotates, and after the gear ring is rotationally connected, the shaft rod connected to the axis position of the gear ring rotates; and the transmission belt is driven to perform transmission, and the shaft piece connected to the driven end of the transmission belt rotates, so that the tires rotate to travel.
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Description

Technical Field

[0001] This utility model relates to the field of electric toy cars, specifically a front-wheel drive electric toy car. Background Technology

[0002] Electric toys are motorized toys powered by miniature electric motors. Most of them use batteries as their power source and are also known as battery toys. Electric toys emerged with the invention of the electric motor.

[0003] Currently, most electric toy cars are either dual-drive or single-drive. Single-drive cars are mostly rear-wheel drive, and rear-wheel drive electric toy cars are significantly more expensive to manufacture than front-wheel drive toy cars. Utility Model Content

[0004] The purpose of this invention is to provide a front-wheel drive electric toy car to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A front-drive electric toy car includes a base plate. A front-drive assembly and a rear-drive assembly are respectively disposed at the front and rear parts of the base plate. The rear-drive assembly also includes a base plate. Side plates are fixedly connected to both sides of the base plate. A shock absorber is hinged to the upper surface of the side plate. A fixing frame is hinged to the top of the shock absorber. A top cover is fixedly connected to the back of the fixing frame. A lower shell is fixedly connected to the bottom of the base plate. The lower shell is welded to the base plate. A drive motor is fixedly connected to the front part of the upper surface of the lower shell. A shaft cylinder is installed on the front part of the outer wall of the drive shaft of the drive motor. A gear ring is meshed on the outer wall of the shaft cylinder. A rotating shaft is installed at the center of the gear ring. A transmission belt is drivenly connected to the outer wall of the rotating shaft. A shaft member is drivenly connected to the driven end of the transmission belt. A tire is installed at the center end of the shaft member.

[0007] As a further improvement of this utility model: an arc-shaped block is installed at the center of the outer wall of the drive shaft of the drive motor, and the arc-shaped block is fixed to the upper surface of the lower shell.

[0008] As a further embodiment of this utility model: a bearing cylinder is fixedly connected to the front part of the outer wall of the rotating shaft, and a connector is fixedly connected to the outer wall of the bearing cylinder, and the connector is fixedly connected to the front end of the substrate.

[0009] As a further embodiment of this utility model: a worm gear box is fixedly connected to the front end of the upper cover, and the worm gear box is fixedly connected to the upper surface of the base plate.

[0010] As a further improvement of this utility model: the front end of the rotating shaft is connected to a belt, and the belt is connected to the power input end of the front drive assembly.

[0011] Compared with the prior art, the beneficial effects of this utility model are:

[0012] This utility model controls the operation of a drive motor. When the drive motor operates, the rotating shaft at its drive end will drive the shaft cylinder to rotate. The shaft cylinder and the gear ring mesh, meaning that after the shaft cylinder rotates, the gear ring will rotate. When the gear ring rotates and connects, the shaft connected to the center of the gear ring will rotate, driving the transmission belt to transmit power. The shaft connected to the driven end of the transmission belt will rotate, thus causing the tire to rotate and move. Its structure is more optimized and its design is more reasonable. Attached Figure Description

[0013] Figure 1 This is a structural diagram of a front-wheel drive electric toy car.

[0014] Figure 2 This is an assembly diagram for a front-wheel-drive electric toy car.

[0015] In the diagram: 1. Base plate; 2. Battery compartment; 3. Front drive assembly; 4. Rear drive assembly; 5. Connector; 6. Lower shell; 7. Drive motor; 8. Arc block; 9. Shaft cylinder; 10. Gear ring; 11. Connecting shaft; 12. Top cover; 13. Shock absorber; 14. Fixing frame; 15. Tire; 16. Base plate; 17. Side plate; 18. Shaft; 19. Transmission belt; 20. Worm gear box. Detailed Implementation

[0016] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0017] Please see Figures 1-2In this embodiment of the present invention, a front-drive electric toy car includes a base plate 1. A front-drive assembly 3 and a rear-drive assembly 4 are respectively disposed at the front and rear parts of the base plate 1. The rear-drive assembly 4 also includes a base plate 16. Side plates 17 are fixedly connected to both the left and right sides of the base plate 16. A shock absorber 13 is hinged to the upper surface of the side plate 17. A fixing frame 14 is hinged to the top of the shock absorber 13. A top cover 12 is fixedly connected to the back of the fixing frame 14. A lower shell 6 is fixedly connected to the bottom of the base plate 1. The lower shell 6 is welded to the base plate 16. A drive motor 7 is fixedly connected to the front part of the upper surface of the lower shell 6. A shaft cylinder 9 is installed on the front part of the outer wall of the drive shaft of the drive motor 7. A gear ring 10 is meshed on the outer wall of the shaft cylinder 9. A rotating shaft is installed at the center of the shaft of the 0, and a transmission belt 19 is connected to the outer wall of the rotating shaft. A shaft 18 is connected to the driven end of the transmission belt 19. A tire 15 is installed at the center end of the shaft 18. An arc-shaped block 8 is installed at the center of the outer wall of the drive shaft of the drive motor 7. The arc-shaped block 8 is fixed to the upper surface of the lower shell 6. A bearing cylinder is fixedly connected to the front part of the outer wall of the rotating shaft, and a connector 5 is fixedly connected to the outer wall of the bearing cylinder. The connector 5 is fixedly connected to the front end of the base plate 1. A worm gear box 20 is fixedly connected to the front end of the upper cover 12. The worm gear box 20 is fixedly connected to the upper surface of the base plate 16. A belt is connected to the front end of the rotating shaft, and the belt is connected to the power input end of the front drive assembly 3.

[0018] The working principle of this utility model is as follows:

[0019] In use, the battery compartment 2 inside the control board 1 operates to power the drive motor 7 and control the drive motor 7 to operate. When the drive motor 7 operates, the rotating shaft at its drive end will drive the shaft cylinder 9 to rotate. The shaft cylinder 9 and the gear ring 10 mesh, that is, after the shaft cylinder 9 rotates, the gear ring 10 will rotate. When the gear ring 10 is rotated and connected, the shaft connected to the shaft center of the gear ring 10 will rotate and drive the transmission belt 19 to drive. The shaft 18 connected to the driven end of the transmission belt 19 will rotate, so that the tire 15 rotates and moves.

[0020] The base plate 16 installed at the front end of the lower shell 6 is used to fix the side plate 17. The shock absorber 13 hinged to the side plate 17 is hinged to the fixing frame 14. At the same time, the fixing frame 14 and the upper cover 12 are fixed. The lower surface of the fixing frame 14 is fixed to the base plate 16 through the worm gear box 20. The base plate 16 supports it, which can achieve the optimal shock absorption of the shock absorber 13.

[0021] The shaft end connected to the shaft center of the gear ring 10 is connected to the lower housing 6 for transmission, and the lower housing 6 is used to connect to the drive spindle of the front drive assembly 3, thereby realizing the operation of the front drive assembly 3.

[0022] Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A front-wheel drive electric toy car, comprising a base plate (1), characterized in that: The front and rear portions of the substrate (1) are respectively provided with a front drive assembly (3) and a rear drive assembly (4). The rear drive assembly (4) also includes a base plate (16). Side plates (17) are fixedly connected to both the left and right sides of the base plate (16). A shock absorber (13) is hinged to the upper surface of the side plate (17). A fixing frame (14) is hinged to the top of the shock absorber (13). A top cover (12) is fixedly connected to the back of the fixing frame (14). A lower shell (6) is fixedly connected to the bottom of the substrate (1). 6) Welded and fixed to the base plate (16), the upper surface of the lower shell (6) is fixedly connected to the front part of the upper part of the lower shell (6), the drive shaft of the drive motor (7) is installed with the front part of the outer wall of the drive shaft of the drive motor (7), the outer wall of the shaft (9) is meshed with the gear ring (10), the shaft of the gear ring (10) is installed with the rotating shaft, and the outer wall of the rotating shaft is connected to the transmission belt (19), the driven end of the transmission belt (19) is connected to the shaft (18), and the shaft end of the shaft (18) is installed with the tire (15).

2. The front-wheel drive electric toy car according to claim 1, characterized in that: An arc-shaped block (8) is installed in the center of the outer wall of the drive shaft of the drive motor (7), and the arc-shaped block (8) is fixed on the upper surface of the lower shell (6).

3. A front-wheel drive electric toy car according to claim 1, characterized in that: A bearing cylinder is fixedly connected to the front part of the outer wall of the rotating shaft, and a connector (5) is fixedly connected to the outer wall of the bearing cylinder. The connector (5) is fixedly connected to the front end of the base plate (1).

4. A front-wheel drive electric toy car according to claim 1, characterized in that: The front end of the upper cover (12) is fixedly connected to a worm gear box (20), and the worm gear box (20) is fixedly connected to the upper surface of the base plate (16).

5. A front-wheel drive electric toy car according to claim 1, characterized in that: The front end of the shaft is connected to a belt, and the belt is connected to the power input end of the front drive assembly (3).