CN212262370U

CN212262370U - Inertia driving tipping toy car

Info

Publication number: CN212262370U
Application number: CN201922018164.8U
Authority: CN
Inventors: 王创宏
Original assignee: Shantou Chenghai Jianfengyuan Toys Co ltd
Current assignee: Shantou Chenghai Jianfengyuan Toys Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2021-01-01
Anticipated expiration: 2029-11-20

Abstract

The utility model discloses an inertia driving tipping toy car, relating to the field of toy cars capable of rolling forwards and backwards, which comprises an upper shell, a lower shell, a driving part, a front wheel, a rear wheel and an elastic part, wherein the top of the upper shell is provided with an arc-shaped supporting frame, the front wheels protrude out of the front end of the lower shell, so that the toy car can realize the lifting of the gravity center by the front wheels when encountering obstacles, utilize elasticity portion further to save the energy when colliding when rolling, finally through arc support frame with kinetic energy and elastic potential energy smoothly provide the rolling of sufficient power toy car, make the ability of tipping bucket toy car complete roll get back to the craspedodrome state, realize the improvement of the success rate that rolls, simplified the structure of tipping bucket toy car, the complexity of production processes has been reduced, make the manipulation degree of difficulty of toy car reduce, be fit for the children of lower age, the process safety and stability of playing, the action of rolling of toy car is rich in the sight.

Description

Inertia driving tipping toy car

Technical Field

The utility model relates to a can positive and negative rolling toy car field specifically is an inertia drive tipping bucket toy car.

Background

At present, in the market, the children toy vehicles are various in types and various in playing modes. Compared with the traditional toy car which normally runs, the toy car which can roll is increasingly popular among people because of the special playing method. A toy vehicle capable of performing a rolling motion, also referred to as a dump truck, has various principles for generating a rolling motion. For example, some dump truck toy vehicles pass through the variable speed inertia of the remote control; some dump truck also bounce through the bottom spring.

The existing dump truck mainly comprises a truck body, a top structure capable of rolling and a rolling triggering part, and in order to realize rolling, the structure and the operation of the dump truck are too complex, and a player needs to control the rolling action independently. Some dump trucks can roll, and no part for triggering rolling is arranged, but the rolling motion is difficult to trigger during playing.

Disclosure of Invention

The utility model aims to provide a: the inertia driving tipping toy car can solve the problem that the rolling structure and the operation are too complex, and can solve the problem that the rolling success rate of the common toy car is not high.

In order to achieve the above object, the utility model provides an inertia drive tipping toy car, include: the automobile wheel seat comprises a lower shell, an upper shell, a driving part, a front wheel, a rear wheel, an elastic part and an arc-shaped supporting frame, wherein the lower shell and the upper shell are connected, the driving part is arranged on the lower shell, the front wheel and the rear wheel are connected with the driving part through a transmission shaft in a driving mode, the elastic part is connected with the upper shell and the lower shell, the top of the upper shell is provided with the arc-shaped supporting frame, and the front.

Preferably, the support frame comprises a front support and a rear support which are connected, the front support and the rear support are both arc-shaped, and the curvature of the front support is greater than that of the rear support.

The inertia-driven tipping toy car further comprises two support frames, wherein the two support frames are respectively connected to two sides of the top of the upper shell, a cross beam frame is arranged between the support frames on the two sides, the cross beam frame is connected to the positions where the front support and the rear support are connected, and a bump structure is arranged on the cross beam frame.

The inertia-driven dump toy car further comprises an upper shell comprising an inner shell and an outer shell, wherein the inner shell, the outer shell and the support frame are sequentially fixed at four corners from bottom to top, and the outer shell is in an automobile shape.

Above-mentioned inertia drive dump toy car, as preferred, the elasticity portion includes elastic support rod, wherein one end of elastic support rod is connected go up the casing, the other end of elastic support rod is connected down the casing, elastic support rod includes the spring, the spring makes but elastic compression in both ends of elastic support rod.

The inertia-driven dump toy car further comprises a shaft sleeve, wherein the shaft sleeve comprises an inner sleeve and an outer sleeve, the inner sleeve is matched with the transmission shaft, the outer sleeve is matched with a shaft hole formed in one end of the elastic supporting rod, and the inner sleeve is fixed in the outer sleeve in a mode of deviating from the shaft center.

The inertia-driven dump toy car further comprises a folded edge arranged at one end of the outer sleeve radially outwards; the other end of the outer sleeve is provided with a clearance groove along the axial direction, and a boss is arranged on the outer wall of the outer sleeve at the other end of the outer sleeve and faces outwards in the radial direction.

The inertia-driven dump toy car further comprises an elastic supporting rod and a supporting rod sleeve, wherein the supporting rod is sleeved in the supporting rod sleeve, the end part of the supporting rod sleeve is connected with the lower shell, the end part of the supporting rod is connected with the upper shell, and the spring is sleeved between the supporting rod and the end part of the supporting rod sleeve.

Preferably, the front wheel comprises a hub and a tire, the hub is connected to the transmission shaft in a transmission manner, the tire is sleeved outside the hub, and grooves parallel to the axial direction are formed in the outer surface of the tire.

Preferably, the driving part is an inertia driving assembly, or the driving part is a return driving assembly, or the driving part is an electric driving assembly.

Compared with the prior art, the utility model, have following advantage:

(1) the utility model discloses a wheel before setting up in the tipping bucket toy car, the structure of elasticity portion and ARC support frame, make the toy car realize centrobaric lifting when meetting the barrier usable front wheel, utilize the elasticity portion further to save the energy when colliding when rolling, finally provide rolling of sufficient power toy car with kinetic energy and elastic potential energy smoothly through ARC support frame, make the ability of tipping bucket toy car complete roll get back to the straight-going state, realize the improvement of the success rate that rolls, the structure of tipping bucket toy car has been simplified, the complexity of production processes has been reduced, make the manipulation degree of difficulty of toy car reduce, be fit for the children of lower age, the process safety and stability of playing rolls, the toy car action is rich in the sight.

(2) The utility model further improves the success rate of rolling by the different front and back radian structures of the arc-shaped support frame and the function of the elastic part; the efficient operation of accumulation and release of elastic potential energy is realized through the structure of the shaft sleeve, and the success rate of rolling motion is further improved; and the climbing capacity is improved by arranging the structure of the tire, the accumulation of the initial gravitational potential energy is improved, and a foundation is provided for rolling.

The present invention will be further described with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the overall explosion three-dimensional structure of the present invention;

FIG. 3 is a schematic view of the local explosion three-dimensional structure of the present invention;

fig. 4 is a schematic side view of the operation principle of the present invention.

The reference signs are: the toy car comprises a lower shell 1, a driving part 2, a transmission shaft 21, an upper shell 3, an inner shell 31, an outer shell 32, a support frame 4, a front support 41, a rear support 42, a cross beam 43, a bump structure 44, a front wheel 5, a rear wheel 6, a hub 51, a tire 52, an elastic part 7, an elastic support rod 71, a support rod body 711, a support rod sleeve 712, a spring 72, a shaft sleeve 73, an inner sleeve 731, an outer sleeve 732, a folded edge 733, a clearance groove 734, a boss 735, the toy car 100 and a barrier 200.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the utility model provides an inertia-driven dump toy car, comprising: the wheel-type vehicle-mounted wheel suspension device comprises a lower shell 1 and an upper shell 3 which are connected, a driving part 2 arranged on the lower shell 1, a front wheel 5 and a rear wheel 6 which are connected with the driving part 2 in a driving mode, an elastic part 7 which is connected with the upper shell 3 and the lower shell 1, an arc-shaped supporting frame 4 is arranged at the top of the upper shell 3, and the front wheel 5 protrudes out of the front end of the lower shell 1.

In the above embodiment, the front wheels 5 and the rear wheels 6 support the rolling motion of the toy vehicle; the driving part 2 can generate rotary power to drive the front wheels 5 and the rear wheels 6 to rotate; because the front wheels 5 protrude out of the lower shell 1, when the toy car touches a front obstacle, the front wheels 5 can preferentially touch the obstacle, and the toy car is lifted and overturned backwards after the collision; in the process that the support frame 4 touches the ground, the collision energy under the action of the elastic part 7 can be converted into non-elastic potential energy, and the potential energy is released in the rolling process to push the toy car to roll; the rolling resistance can be reduced under the arc-shaped support frame 4; in the rolling process of the first half section, elastic potential energy is accumulated and kinetic energy is released to drive the toy car to overcome gravity to lift the gravity center in the rolling process of the second half section, and the rolling of the toy car is completed.

As shown in fig. 1 to 3, in the present embodiment, the wheel structure, the number of wheels and the wheel arrangement position of the inertia-driven dump truck are specifically as follows, the front wheel 5 and the rear wheel 6 are formed by a hub 51 and a tire 52, two front wheels 5 and two rear wheels 6 are respectively arranged on two sides of the lower shell 1, the hub 51 is in transmission connection with the transmission shaft 21, the tire 52 is sleeved outside the hub 51, grooves parallel to the axial direction are arranged on the outer surface of the tire 52, and the grooves parallel to the axial direction promote the friction force of the toy truck climbing. In other embodiments, it is understood that the number of the front wheels 5 and the rear wheels 6 may be one or more than three, the structure of the wheels may be a single wheel, and the arrangement positions of the wheels may be three or more rows. In this embodiment, the driving portion 2 is an inertia driving assembly, the inertia driving assembly converts the power for manually pushing the toy car forward into the rotation of the heavy flywheel, and the flywheel rotating after stopping pushing will continue to drive the wheels to rotate. In other embodiments, it is understood that the driving portion 2 is a return driving assembly, or the driving portion 2 is an electric driving assembly, and the return driving assembly and the electric driving assembly are well known in the art and will not be described in detail herein.

As shown in fig. 1 and 2, the specific structure of the support frame 4 is as follows in the embodiment. The support frame 4 comprises a front support 41 and a rear support 42 which are connected, the front support 41 and the rear support 42 are both arc-shaped, and the curvature of the front support 41 is greater than that of the rear support 42. The rear bracket 42 lands firstly, the curvature of the rear bracket 42 is small, the bending degree is low, the consumption of the barrier to the kinetic energy is reduced, and the accumulation of the kinetic energy is increased; the front support 41 touches the ground backwards, the curvature of the front support 41 is large, the rotation distance is shortened, the rolling gravity center is accelerated to pass the highest point, and the completion of overturning is promoted. The number of the support frames 4 is two, the two support frames 4 are respectively and symmetrically arranged on two sides of the top of the upper shell 3, a cross beam frame 43 is arranged between the support frames 4 on two sides, the cross beam frame 43 is connected to the position where the front support 41 and the rear support 42 are connected, and a bump structure 44 is arranged on the cross beam frame 43. The bump structures 44 are not rounded. The cross beam 43 increases the strength of the support frame 4, and the bump structure 44 further provides a transition for gravity lifting in the rolling process, and also plays a role in reducing static friction of inertial translation. More specifically, the support frame 4 is connected in a manner that the upper shell 3 includes an inner shell 31 and an outer shell 32, the inner shell 31, the outer shell 32 and the support frame 4 are sequentially fixed at four corners from bottom to top, the fixing manner may be, but is not limited to, bolts and rivets, and the outer shell 32 is in an automobile shape. The inner shell 31 and the outer shell 32 are respectively arranged, so that the toy car can be changed in appearance, and the pleasure of playing is increased. The fixed mode of four corners increases the durability of collision and the elastic transmission of elastic part 7 prevents the accumulation of elastic potential energy consumed by internal collision.

As shown in fig. 2, the specific structure of the elastic portion 7 in the present embodiment is as follows. The elastic part 7 includes an elastic rod 71, one end of the elastic rod 71 is connected to the upper casing 3, the other end of the elastic rod 71 is connected to the lower casing 1, the elastic rod 71 includes a spring 72, the spring 72 enables the two ends of the elastic rod 71 to be elastically compressed, and the structure utilizes the spiral spring 72 to generate elastic potential energy between the upper casing 3 and the lower casing 1. In other embodiments, the spring plate, the pneumatic spring 72 and other structures are also possible. The elastic supporting rod 71 comprises a supporting rod body 711 and a supporting rod sleeve 712, the supporting rod body 711 is sleeved in the supporting rod sleeve 712 and connected with the end part of the supporting rod sleeve 712 to the lower shell 1, the end part of the supporting rod body 711 is connected to the upper shell 3, the spring 72 is sleeved between the supporting rod body 711 and the end part of the supporting rod sleeve 712, and the supporting rod body 711 and the supporting rod sleeve 712 are matched to realize linear motion. The elastic part 7 further includes a shaft sleeve 73, the shaft sleeve 73 includes an inner sleeve 731 and an outer sleeve 732, the inner sleeve 731 is engaged with the transmission shaft 21, the outer sleeve is engaged with a shaft hole provided at one end of the elastic support rod 71, the inner sleeve 731 is fixed in the outer sleeve 732 with deviating from the shaft center, since the inner sleeve 731 is highly engaged with the transmission shaft 21, the engagement degree of the outer sleeve 732 and the elastic support rod 71 is not high due to the reason of convenient assembly, the eccentric arrangement can allow the outer sleeve 732 to move to a certain extent, so that the elastic potential energy compressed by the elastic support rod 71 at the rear end of the toy car is transmitted to the elastic support rod 71 at the front end, if the angle cannot be swung, the friction between the transmission shaft 21 and the inner sleeve 731 is increased, and meanwhile, the shaft sleeve 73 cannot rotate axially due to the eccentric arrangement of. One end of the outer sleeve 732 is provided with a folded edge 733 radially outwards; the other end of the outer sleeve 732 is provided with a clearance groove 734 along the axial direction, and the outer wall of the outer sleeve 732 at the other end is provided with a boss 735 radially outward. The structure of the flange 733, the clearance groove 734, and the boss 735 facilitate quick installation between the outer sleeve 732 and the shaft bore.

As shown in fig. 4, the working principle of the present invention is as follows: the player makes it have power that advances through promoting the toy car forward, and when the toy car collides obstacles such as the place ahead wall, the plantago wheel is first to touch the obstacle to realize climbing under the influence of front wheel 5 frictional force, climb to after the peak, the toy car can overturn backward, back frame is first to touch ground, the collision makes spring 72 compression, elastic potential energy accumulation, and the toy car is under the effect of the less camber arc structure of rear bracket 42 simultaneously, and the vehicle carries out smooth roll, and gravitational potential energy and elastic potential energy release are the kinetic energy of toy car. When the toy vehicle rolls to the front bracket 41, the kinetic energy overcomes the gravitational potential energy to do work, so that the gravity center of the toy vehicle passes over a high point, and the toy vehicle is overturned under the kinetic energy of the same trend, and is straightened.

The present invention has been described in terms of embodiments, but not limitations, and other variations of the disclosed embodiments, as would be readily apparent to one skilled in the art, are intended to be included within the scope of the present invention as defined in the following claims, in view of the description of the present invention.

Claims

1. An inertia-actuated dump toy vehicle, comprising: the automobile wheel hub is characterized by comprising a lower shell (1) and an upper shell (3) which are connected, a driving portion (2) arranged on the lower shell (1) is connected with a front wheel (5) and a rear wheel (6) of the driving portion (2) in a driving mode through a transmission shaft (21), an elastic portion (7) connected with the upper shell (3) and the lower shell (1), an arc-shaped supporting frame (4) is arranged on the top of the upper shell (3), and the front wheel (5) protrudes out of the front end of the lower shell (1).

2. An inertia driven dump toy vehicle according to claim 1, wherein the support frame (4) comprises a front frame (41) and a rear frame (42) connected, the front frame (41) and the rear frame (42) being curved, the front frame (41) having a curvature greater than the curvature of the rear frame (42).

3. An inertia driven dump toy vehicle as claimed in claim 2, wherein the number of the support frames (4) is two, the two support frames (4) are respectively connected to both sides of the top of the upper housing (3), a cross beam (43) is arranged between the support frames (4) at both sides, the cross beam (43) is connected to the position where the front bracket (41) and the rear bracket (42) are connected, and a bump structure (44) is arranged on the cross beam (43).

4. An inertia driven dump toy vehicle according to claim 3, wherein the upper housing (3) comprises an inner shell (31) and an outer shell (32), the inner shell (31), the outer shell (32) and the support frame (4) are sequentially fixed at four corners from bottom to top, and the outer shell (32) is in a vehicle shape.

5. An inertia driven dump box toy vehicle according to claim 1, wherein the resilient part (7) comprises a resilient strut (71), one end of the resilient strut (71) being connected to the upper housing (3) and the other end of the resilient strut (71) being connected to the lower housing (1), the resilient strut (71) comprising a spring (72), the spring (72) allowing resilient compression of the two ends of the resilient strut (71).

6. An inertia driven dump toy vehicle as claimed in claim 5, wherein the resilient part (7) further comprises a sleeve (73), the sleeve (73) comprising an inner sleeve (731) and an outer sleeve (732), the inner sleeve (731) cooperating with the drive shaft (21), the outer sleeve (732) cooperating with a shaft hole provided at one end of the resilient strut (71), the inner sleeve (731) being fixed off-axis within the outer sleeve (732).

7. An inertia driven dump box toy vehicle according to claim 6, wherein one end of the outer sleeve (732) is provided with a flange (733) radially outwardly; the other end of the outer sleeve (732) is provided with a clearance groove (734) along the axial direction, and the outer wall of the outer sleeve (732) at the other end is provided with a lug boss (735) outwards along the radial direction.

8. An inertia driven dump toy vehicle according to claim 5, wherein the resilient strut (71) comprises a strut body (711) and a strut sleeve (712), the strut body (711) is sleeved inside the strut sleeve (712), the end of the strut sleeve (712) is connected to the lower shell (1), the end of the strut body (711) is connected to the upper shell (3), and the spring (72) is sleeved between the strut body (711) and the end of the strut sleeve (712).

9. An inertia driven dump toy vehicle as claimed in claim 1, wherein the front wheel (5) comprises a hub (51) and a tyre (52), the hub (51) is drivingly connected to the drive shaft (21), the tyre (52) is sleeved on the hub (51), and the outer surface of the tyre (52) is provided with grooves parallel to the axial direction.

10. An inertia driven dump toy vehicle according to any of claims 1 to 9, wherein the drive part (2) is an inertia drive assembly, or the drive part (2) is a return drive assembly, or the drive part (2) is an electric drive assembly.