CN221358500U

CN221358500U - Self-movable toy dog driving framework

Info

Publication number: CN221358500U
Application number: CN202323089164.XU
Authority: CN
Inventors: 岑玉军
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-11-10
Filing date: 2023-11-10
Publication date: 2024-07-19
Anticipated expiration: 2033-11-10

Abstract

The utility model relates to the technical field of children toys, in particular to a self-movable toy dog driving framework; the device comprises a driving shell, wherein a bottom shell is arranged at the bottom of the driving shell, a head supporting rod is arranged at the front part of the driving shell, and a tail supporting spring is arranged at the rear part of the driving shell; an elliptical front wheel, a right circular steering wheel, a left rear wheel and a right rear wheel are arranged in the bottom shell, a driving device for driving the front wheel, the left rear wheel and the right rear wheel is arranged in the driving shell, and the driving device is simultaneously connected to the tail support spring through a swinging device in a transmission way; the device uses the elliptic front wheel, so that jumping can be generated when the device advances, and the interestingness is enhanced; the driving device is used for automatically stopping the rotation of the front wheels when the motor rotates reversely, the two rear wheels rotate reversely at different speeds, the toy dog can rotate in situ by matching with the steering wheel, and the rotation speed difference generated by the axial distance in the rotating process can be counteracted by the differential speed of the two wheels; music playing or interaction with a user can be performed through the loudspeaker, so that the using interest is enhanced.

Description

Self-movable toy dog driving framework

Technical Field

The utility model relates to the technical field of children toys, in particular to a self-movable toy dog driving framework.

Background

The traditional toy market has been seeking innovations to provide more attractive and entertaining products. Children and home users desire interesting, interactive toys that can motivate creative, inspire learning, and at the same time provide entertainment. However, conventional static toys or simple electronic toys often fail to meet these expectations because they lack sufficient diversity, simulation.

Furthermore, existing electronic toy dogs, while capable of simulating some dog movements, such as shaking head and tails or making sounds, often lack versatility and flexibility. These electronic toy dogs have limited functionality and often do not provide sufficient entertainment value or mimic the various activities of a real dog such as jumping and spinning.

Disclosure of utility model

The utility model aims to overcome the defects and shortcomings of the prior art, and provides a self-moving toy dog driving framework which is reasonable in design and can solve the defects.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the device comprises a driving shell, wherein a bottom shell is arranged at the bottom of the driving shell, a head supporting rod is arranged at the front part of the driving shell, and a tail supporting spring is arranged at the rear part of the driving shell; an elliptical front wheel, a right circular steering wheel, a left rear wheel and a right rear wheel are arranged in the bottom shell, a driving device for driving the front wheel, the left rear wheel and the right rear wheel is arranged in the driving shell, and the driving device is simultaneously connected to the tail support spring through a swinging device in a transmission way.

Preferably, the driving device comprises a tooth box shell arranged in the driving shell, a motor is arranged at the top of the tooth box shell, the output end of the motor is connected to a transmission gear set through belt pulley transmission structure transmission, the transmission gear set is connected to a right rear wheel rotating shaft for driving a right rear wheel, the transmission gear set is connected with a left rear wheel through automatic steering structure transmission, and the transmission gear set is connected with a front wheel through unidirectional connection structure transmission.

Preferably, the automatic direction-adjusting structure comprises a tail driving rotating shaft which is in transmission connection with a transmission gear set, a flying tooth support piece is arranged at the left side end of the tail driving rotating shaft, a steering connecting gear is arranged on the tail driving rotating shaft at the inner side of the flying tooth support piece, a steering driving gear I and a steering driving gear II are movably arranged at the two ends of the inner side of the flying tooth support piece through two rotating shafts respectively, and the steering driving gear I and the steering driving gear II are meshed with the steering connecting gear; a blocking piece is arranged in the gearbox shell at the position right above the flying tooth support piece; the steering driving gear I is meshed with the steering driven pinion, and the steering driving gear II is meshed with the steering driven pinion when the fly tooth support piece rotates and the end provided with the steering driving gear I is contacted with the blocking piece; the steering driven large gear is connected to a left rear wheel rotating shaft for driving the left rear wheel through gear transmission.

Preferably, the unidirectional connection structure comprises a movable connection gear which is in transmission connection with the transmission gear set and is slidably arranged on the installation shaft, unidirectional connecting shaft teeth in the same direction are respectively arranged on two sides of the movable connection gear, a first connection gear is arranged on the left side of the movable connection gear, connecting shaft teeth corresponding to the unidirectional connecting shaft teeth on the left side of the movable connection gear are arranged on the right side of the first connection gear, and the first connection gear is connected to a front wheel rotating shaft for driving a front wheel through gear transmission; the right side of the movable connecting gear is provided with a second connecting gear, and the left side of the second connecting gear is provided with a connecting gear corresponding to the unidirectional connecting gear on the right side of the movable connecting gear; the direct distance between the connecting shaft teeth of the first connecting gear and the second connecting gear is smaller than the width of a transmission gear meshed with the movable connecting gear.

Preferably, the swinging device comprises an eccentric wheel arranged at the right side end of the tail driving rotating shaft, one side of the eccentric wheel is connected to a tail support piece provided with a tail support spring through a connecting rod, and the tail support piece is rotatably arranged in the driving shell through a rotating shaft in the middle.

Preferably, a loudspeaker is arranged in the driving shell, and a sound producing hole is formed in the driving shell at the installation position of the loudspeaker.

Preferably, a control board electrically connected with the motor and the loudspeaker is arranged in the driving shell.

Preferably, a battery compartment electrically connected with the control board is arranged in the bottom shell, and a battery cover is arranged at the bottom of the battery compartment.

Preferably, a switch electrically connected with the control board is arranged below the bottom shell.

Preferably, the steering wheel is a universal wheel installed in the vertical direction, and the top of the steering wheel is rotatably installed below a bottom shell at the position right in front of the front wheel in the horizontal direction.

After adopting the structure, the utility model has the beneficial effects that:

1. The device uses the oval front wheel, so that the toy dog can automatically generate jumping dynamic effect when advancing, and the interestingness is enhanced.

2. The device enables the front wheel to automatically stop rotating when the motor rotates reversely through the driving device, and the two rear wheels rotate reversely and at different speeds to cooperate with the steering wheel, so that the toy dog can rotate in situ, and the differential speed of the two rear wheels can counteract the rotation speed difference generated by the axial distance in the rotating process.

3. The device can play music or interact with a user through the loudspeaker, so that the using interest is enhanced.

Drawings

FIG. 1 is an external construction diagram of the present utility model;

FIG. 2 is a bottom block diagram of the present utility model;

FIG. 3 is an internal block diagram of the present utility model;

FIG. 4 is a right side view of the primary connecting structure of the driving device of the present utility model;

FIG. 5 is a left side view of the primary attachment structure of the drive device of the present utility model;

FIG. 6 is a left side view of the auto-steer mechanism of the present utility model;

FIG. 7 is a right side view of the auto-steer mechanism of the present utility model;

fig. 8 is a schematic view of a unidirectional connection structure in the present utility model.

Reference numerals illustrate:

1. A drive housing; 2. a head support rod; 3. a tail support spring; 4. a sound producing hole; 5. a bottom case; 6. a left rear wheel; 7. a right rear wheel; 8. a front wheel; 9. a steering wheel; 10. a switch; 11. a battery cover; 12. a battery compartment; 13. a tooth box shell; 14. a control board; 15. a motor; 16. a pulley transmission structure; 17. an eccentric wheel; 18. a connecting rod; 19. a tail support; 20. a front wheel rotating shaft; 21. a right rear wheel steering shaft; 22. a left rear wheel rotating shaft; 23. the tail part drives a rotating shaft; 24. a flying tooth support member; 25. a blocking member; 26. a rotating shaft; 27. a steering driving gear I; 28. a steering driving gear II; 29. steering a passive gearwheel; 30. steering a passive pinion; 31. a speaker; 32. the movable connecting gear; 33. a first connecting gear; 34. a second connecting gear; 35. and the steering is connected with the gear.

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.

Referring to fig. 1-4, the device comprises a driving shell 1, wherein a bottom shell 5 is arranged at the bottom of the driving shell 1, a head supporting rod 2 is arranged at the front part of the driving shell 1, and a tail supporting spring 3 is arranged at the rear part of the driving shell 1; an elliptical front wheel 8, a right circular steering wheel 9, a left rear wheel 6 and a right rear wheel 7 are arranged in the bottom shell 5, and a driving device for driving the front wheel 8, the left rear wheel 6 and the right rear wheel 7 is arranged in the driving shell 1 and is simultaneously connected to the tail support spring 3 through a swinging device in a transmission way.

Referring to fig. 1-8, the driving device comprises a gear box shell 13 arranged in a driving shell 1, a motor 15 is arranged at the top of the gear box shell 13, the output end of the motor 15 is connected to a transmission gear set through a belt pulley transmission structure 16 in a transmission manner, the transmission gear set is connected to a right rear wheel rotating shaft 21 for driving a right rear wheel 7 in a transmission manner, the transmission gear set is connected with a left rear wheel 6 through an automatic direction-adjusting structure in a transmission manner, and the transmission gear set is connected with a front wheel 8 through a unidirectional connection structure in a transmission manner.

As an optimized scheme of the utility model, the motor 15 is utilized to drive the front wheel 8, the steering wheel 9, the left rear wheel 6 and the right rear wheel 7 to rotate simultaneously, and the rotation direction of the left rear wheel 6 is controlled through the automatic steering structure by the rotation direction of the motor 15, and the front wheel 8 is controlled through the unidirectional connection structure.

Referring to fig. 1-7, the automatic direction-adjusting structure comprises a tail driving rotating shaft 23 which is in transmission connection with a transmission gear set, a flying tooth support member 24 is arranged at the left side end of the tail driving rotating shaft 23, a steering connecting gear 35 is arranged on the tail driving rotating shaft 23 at the inner side of the flying tooth support member 24, a steering driving gear 27 and a steering driving gear 28 are respectively and movably arranged at the two ends of the inner side of the flying tooth support member 24 through two rotating shafts 26, and the steering driving gear 27 and the steering driving gear 28 are meshed with the steering connecting gear 35; a blocking piece 25 is arranged in the gearbox shell 13 at the position right above the flying tooth bracket piece 24; a steering driven big gear 29 is arranged right below the steering driving gear II 28, a steering driven small gear 30 meshed with the steering driven big gear 29 is arranged on one side of the steering driven big gear 29, when the flywheel tooth support piece 24 rotates to enable one end provided with the steering driving gear II 28 to contact the blocking piece 25, the steering driving gear I27 is meshed with the steering driven small gear 30, and when the flywheel tooth support piece 24 rotates to enable one end provided with the steering driving gear I27 to contact the blocking piece 25, the steering driving gear II 28 is meshed with the steering driven big gear 29; the steering passive gearwheel 29 is connected to the left rear wheel axle 22 which drives the left rear wheel 6 by means of a gearing;

The steering wheel 9 is a universal wheel which is vertically arranged, and the top of the steering wheel 9 is horizontally and rotatably arranged below the bottom shell 5 at the position right in front of the front wheel 8.

As an optimization scheme of the utility model, the tail driving rotating shaft 23 is driven to rotate by utilizing the transmission gear set, when the motor 15 rotates positively, the right rear wheel 7 can be driven to rotate positively, the tail driving rotating shaft 23 is driven to rotate positively, the flying tooth support member 24 is driven to rotate positively, one side of the flying tooth support member 24 provided with the steering driving gear II 28 touches the blocking member 25, the flying tooth support member 24 cannot rotate continuously, meanwhile, the steering driving gear I27 on the flying tooth support member 24 is meshed with the steering driven pinion 30, the steering connecting gear 35 is driven to drive the steering driving gear I27, the steering driven pinion 30 is driven to rotate positively, and finally the left rear wheel rotating shaft 22 is driven to rotate positively through the gear set, so that the flying tooth support member 24 and the right rear wheel 7 synchronously rotate forwardly, and the toy dog is driven to move forwards; when the motor 15 rotates reversely, the right rear wheel 7 rotates reversely, the reversely rotated tail driving rotating shaft 23 drives the flying tooth support member 24 to rotate reversely, the steering driving gear II 28 is meshed with the steering driven large gear 29, the left rear wheel rotating shaft 22 and the tail driving rotating shaft 23 rotate in opposite directions through the gear set, namely, the left rear wheel rotating shaft 22 drives the left rear wheel 6 to rotate forward in opposite directions with the right rear wheel 7, the diameter and the tooth number of the steering driving gear II are larger than those of the steering driven small gear 30, at the moment, the rotation of the steering driving gear II 28 transmitted to the steering driven large gear 29 is reduced due to the change of the gear ratio, the rotation speed of the left rear wheel 6 is lower than that of the right rear wheel 7, a rotation speed difference is generated, the steering dog is driven to turn, and meanwhile, the steering wheel 9 can change the direction through self-adaption, and the toy dog can rotate in place.

Referring to fig. 1-8, the unidirectional connection structure comprises a movable connection gear 32 which is in transmission connection with a transmission gear set and is slidably mounted on a mounting shaft, unidirectional connection shaft teeth in the same direction are respectively arranged on two sides of the movable connection gear 32, a first connection gear 33 is arranged on the left side of the movable connection gear 32, connection shaft teeth corresponding to the unidirectional connection shaft teeth on the left side of the movable connection gear 32 are arranged on the right side of the first connection gear 33, and the first connection gear 33 is connected to a front wheel rotating shaft 20 of a driving front wheel 8 through gear transmission; the right side of the movable connecting gear 32 is provided with a second connecting gear 34, and the left side of the second connecting gear 34 is provided with a connecting gear corresponding to the unidirectional connecting gear on the right side of the movable connecting gear 32; the direct distance between the coupling teeth of the first coupling gear 33 and the second coupling gear 34 is smaller than the width of the transmission gear engaged with the movable coupling gear 32.

As an optimization scheme of the utility model, the transmission gear set continuously drives the movable connecting gear 32 to rotate, when the motor 15 rotates forwards, the movable connecting gear 32 is driven to rotate backwards through the transmission gear set, and as the connecting gear II 34 on the right side moves relatively to the connecting gear slope surface on the movable connecting gear 32, the connecting gear II 34 pushes the movable connecting gear 32 to the left side, so that the movable connecting gear 32 is in transmission connection with the first connecting gear 33, and the front wheel 8 is driven to rotate forwards through the gear set; when the motor 15 is reversed, the movable connecting gear 32 rotates forward, and is pushed to the right by the first connecting gear 33, so that the movable connecting gear 32 is in transmission connection with the second connecting gear 34, and the first connecting gear 33 loses the pushing force, that is, the front wheel 8 does not rotate any more.

Referring to fig. 1 to 4, the swing device includes an eccentric wheel 17 provided at the right end of a tail driving shaft 23, one side of the eccentric wheel 17 is connected to a tail support 19 provided with a tail support spring 3 through a connecting rod 18, and the tail support 19 is rotatably installed in the driving housing 1 through a rotation shaft in the middle.

As an optimized scheme of the utility model, the eccentric wheel 17 and the connecting rod 18 drive the tail support 19 to perform reciprocating rotation, so that the tail support spring 3 generates front-back shaking.

Referring to fig. 1 to 3, a speaker 31 is provided in a driving housing 1, and a sound hole 4 is provided in the driving housing 1 at a position where the speaker 31 is installed.

As an optimization of the present utility model, specific music can be played or interacted with by the user through the speaker 31.

Referring to fig. 1 to 3, a control board 14 electrically controlling a motor 15 and a speaker 31 is provided in a driving housing 1; a battery compartment 12 electrically connected with a control board 14 is arranged in the bottom shell 5, and a battery cover 11 is arranged at the bottom of the battery compartment 12; below the bottom shell 5 is a switch 10 electrically controlled to connect a control board 14.

As an optimization scheme of the utility model, the battery is used for keeping the endurance of the equipment, and meanwhile, the switch 10 can be used for disconnecting the power supply when the equipment is idle, so that the power loss for a long time is reduced, and the service life of the battery is prolonged.

The use flow of the utility model is as follows:

Firstly, installing a required simulation skin outside the driving framework, ensuring that the head is installed on the head supporting rod 2, the tail is installed on the tail supporting spring 3, and then installing a battery to open the switch 10 to start the toy dog;

firstly, the motor 15 is controlled to rotate forward through the control board 14, so that the left rear wheel 6, the right rear wheel 7 and the front wheel 8 rotate synchronously, and meanwhile, as the front wheel 8 is elliptical, the toy dog moves forward and generates a front jumping type dynamic effect; when the toy dog is required to be controlled to rotate, the control motor 15 is controlled to rotate reversely, at the moment, the front wheel 8 loses power, the right rear wheel 7 rotates reversely, the left rear wheel 6 rotates positively at the same time, so that reverse rotation is generated between the two rear wheels, differential rotation exists, the toy dog is driven to rotate clockwise, meanwhile, the steering wheel 9 rotates in a self-adaptive manner, the toy dog rotates in situ, and the differential speed between the two rear wheels can offset the rotating speed difference generated by the wheelbase in the rotating process;

In the using process, the tail support spring 3 can be driven to shake no matter how the motor 15 turns;

Meanwhile, in use, the control panel 14 can control the loudspeaker 31 to sound, play music or interact with a user, so that the interestingness is enhanced.

It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims

1. A self-moving toy dog driving framework, which is characterized in that: the novel electric motor comprises a driving shell (1), wherein a bottom shell (5) is arranged at the bottom of the driving shell (1), a head supporting rod (2) is arranged at the front part of the driving shell (1), and a tail supporting spring (3) is arranged at the rear part of the driving shell (1); an elliptical front wheel (8), a right circular steering wheel (9), a left rear wheel (6) and a right rear wheel (7) are arranged in the bottom shell (5), a driving device for driving the front wheel (8), the left rear wheel (6) and the right rear wheel (7) is arranged in the driving shell (1), and the driving device is simultaneously connected to the tail support spring (3) through a swinging device in a transmission mode.

2. A self-moving toy dog driving armature according to claim 1, wherein: the driving device comprises a tooth box shell (13) arranged in a driving shell (1), a motor (15) is arranged at the top of the tooth box shell (13), the output end of the motor (15) is connected to a transmission gear set through a belt pulley transmission structure (16), the transmission gear set is connected to a right rear wheel rotating shaft (21) of a right rear wheel (7) in a transmission mode, the transmission gear set is connected with a left rear wheel (6) through an automatic steering structure in a transmission mode, and the transmission gear set is connected with a front wheel (8) through a unidirectional connection structure in a transmission mode.

3. A self-moving toy dog driving armature according to claim 2, wherein: the automatic direction-adjusting structure comprises a tail driving rotating shaft (23) which is in transmission connection with a transmission gear set, a flying tooth support piece (24) is arranged at the left side end of the tail driving rotating shaft (23), a steering connecting gear (35) is arranged on the tail driving rotating shaft (23) at the inner side of the flying tooth support piece (24), a steering driving gear I (27) and a steering driving gear II (28) are respectively and movably arranged at the two ends of the inner side of the flying tooth support piece (24) through two rotating shafts (26), and the steering driving gear I (27) and the steering driving gear II (28) are meshed with the steering connecting gear (35); a blocking piece (25) is arranged in the gearbox shell (13) at the position right above the flying tooth support piece (24); a steering driven big gear (29) is arranged right below the steering driving gear II (28), a steering driven small gear (30) meshed with the steering driven big gear is arranged on one side of the steering driven big gear (29), when the flying tooth support piece (24) rotates to enable one end provided with the steering driving gear II (28) to contact the blocking piece (25), the steering driving gear I (27) is meshed with the steering driven small gear (30), and when the flying tooth support piece (24) rotates to enable one end provided with the steering driving gear I (27) to contact the blocking piece (25), the steering driving gear II (28) is meshed with the steering driven big gear (29); the steering driven gearwheel (29) is connected to a left rear wheel axle (22) driving the left rear wheel (6) by means of a gearing.

4. A self-moving toy dog driving armature according to claim 3, wherein: the unidirectional connection structure comprises a movable connection gear (32) which is in transmission connection with the transmission gear set and is slidably arranged on the installation shaft, unidirectional connecting shaft teeth in the same direction are respectively arranged on two sides of the movable connection gear (32), a first connection gear (33) is arranged on the left side of the movable connection gear (32), connecting shaft teeth corresponding to the unidirectional connecting shaft teeth on the left side of the movable connection gear (32) are arranged on the right side of the first connection gear (33), and the first connection gear (33) is connected to a front wheel rotating shaft (20) for driving a front wheel (8) through gear transmission; a second connecting gear (34) is arranged on the right side of the movable connecting gear (32), and a connecting gear corresponding to the unidirectional connecting gear on the right side of the movable connecting gear (32) is arranged on the left side of the second connecting gear (34); the direct distance between the connecting gear I (33) and the connecting gear II (34) is smaller than the width of a transmission gear meshed with the movable connecting gear (32).

5. A self-moving toy dog driving armature as defined in claim 4 wherein: the swinging device comprises an eccentric wheel (17) arranged at the right side end of a tail driving rotating shaft (23), one side of the eccentric wheel (17) is connected to a tail support piece (19) provided with a tail support spring (3) through a connecting rod (18), and the tail support piece (19) is rotatably arranged in a driving shell (1) through a rotating shaft in the middle.

6. A self-moving toy dog driving armature as defined in claim 5 wherein: a loudspeaker (31) is arranged in the driving shell (1), and a sound producing hole (4) is formed in the driving shell (1) at the installation position of the loudspeaker (31).

7. A self-moving toy dog driving armature as defined in claim 6 wherein: a control board (14) which is electrically connected with the motor (15) and the loudspeaker (31) is arranged in the driving shell (1).

8. A self-moving toy dog driving armature as defined in claim 7 wherein: the bottom shell (5) is internally provided with a battery compartment (12) electrically connected with the control board (14), and the bottom of the battery compartment (12) is provided with a battery cover (11).

9. A self-moving toy dog driving armature as defined in claim 8 wherein: a switch (10) electrically controlled to connect with a control board (14) is arranged below the bottom shell (5).

10. A self-moving toy dog driving armature according to claim 9, wherein: the steering wheel (9) is a universal wheel which is vertically arranged, and the steering wheel (9) is rotatably arranged below the bottom shell (5) at the position right in front of the front wheel (8) in the horizontal direction.