CN111494970A

CN111494970A - Triggering walking toy car

Info

Publication number: CN111494970A
Application number: CN202010387374.9A
Authority: CN
Inventors: 詹俊炎; 叶鉴
Original assignee: Guangdong Qimeng Toy Industry Co ltd
Current assignee: Guangdong Qimeng Toy Industry Co ltd
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2020-08-07

Abstract

The invention relates to the technical field of toys, in particular to a triggered walking toy car which comprises a car frame, two front wheels and two rear wheels, wherein the two front wheels and the two rear wheels are arranged on the car frame, the two rear wheels are rotatably connected to two sides of the car frame, the two rear wheels are connected through a rotating shaft, an accommodating groove is formed in the car frame, the rotating shaft is rotatably connected to the accommodating groove, a gear set is arranged in the accommodating groove, one end of the gear set is in transmission meshing with a fixed gear arranged on the rotating shaft, the other end of the gear set is in transmission meshing with a clockwork spring tooth arranged in the accommodating groove, and a power storage clockwork spring coaxial with the clockwork. According to the toy car chain winding device, the speed of chain winding and the speed of releasing are controlled through different transmission ratios, when the toy car chain is wound, the releasing teeth fail, and the chain winding process is relatively quick; when the power storage spring is released, the winding teeth fail, so that the toy car can move forward faster and farther.

Description

Triggering walking toy car

Technical Field

The invention relates to the technical field of toys, in particular to a triggered walking toy car.

Background

The existing mechanical driving toy car mainly utilizes a clockwork spring assembly to provide power to drive the toy car to move forwards, the mechanical driving toy car (generally referred to as a return toy car) is fixedly connected with a gear in a return gear according to a shaft connected with a rear wheel of the mechanical driving toy car, when a hand moves the toy car backwards, the rear wheel rotates backwards, the power is transmitted to a clockwork spring tooth box through the shaft to do work, the gear drives the clockwork spring tooth box to convert kinetic energy made by the hand into potential energy, when the hand is released, the toy car loses the force for keeping the balance of the toy car, the clockwork spring tooth box reversely releases the potential energy through the shaft to do work, and the return toy car walks forwards.

But current mechanical drive toy car, the hand drags the toy car backward and stores the potential energy, toy car moves forward immediately after putting the hand, can not control whether toy car carries out the forward motion according to people's will, and the drive ratio that current toy car cochain stored the potential energy is the same with the drive ratio that stores up power release, cause toy car cochain speed and the speed of release the same, toy car or can not advance with higher speed or need the hand to drag the energy storage backward with higher speed, the interest of toy car is not good on the one hand, on the other hand children want to make the relative power when toy car advances fast.

Therefore, the development of a toy car with better interest is a problem to be solved urgently.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides a triggered walking toy car, when the toy car is pulled backwards to move upwards, the spring teeth and the ratchet teeth rotate clockwise and synchronously, at the moment, the lock cylinder piece leans to the right under the action of the spring all the time, and the lock cylinder piece can be locked every time the ratchet teeth step by one gear, so that the ratchet teeth and the spring teeth are prevented from reversing; when a doll is inserted above the lock core piece of the frame, the foot of the doll pushes the lock core piece to the left, and at the moment, the ratchet and the clockwork spring teeth rotate anticlockwise under the action of the power storage clockwork spring, so that the toy car walks forwards.

The invention adopts the following technical scheme: the utility model provides a trigger walking toy car, which comprises a vehicle rack, install two front wheels and two rear wheels on the frame, two rotatable connections in the both sides of frame of rear wheel, and two rear wheels are connected through the pivot, be equipped with the storage tank in the frame, the pivot is rotated and is connected in the storage tank upper end, the gear train has been arranged in the storage tank, the one end and the fixed gear transmission meshing of setting in the pivot of gear train, the other end and the clockwork spring tooth transmission meshing of setting in the storage tank of gear train, be equipped with on the clockwork spring tooth and hold the power clockwork spring coaxial with the clockwork spring tooth, and can carry.

Furthermore, the gear train includes drive gear and last sprocket and the release tooth that meshes respectively with drive gear, goes up the sprocket and the release tooth is located the both sides of spring tooth respectively, and it includes first jump tooth to go up the sprocket, and the both ends face of first jump tooth is equipped with the shaft, and the below of first jump tooth is equipped with first positioning groove, and first jump tooth can do the swing in first positioning groove, and drive gear is through first jump tooth and spring tooth one-way transmission meshing to tighten up the power spring of holding.

Furthermore, the release teeth comprise a first gear in transmission meshing with the clockwork spring teeth, a second gear in transmission meshing with the first gear, and second jump teeth in transmission meshing with the second gear and the driving gear respectively, the two end faces of each second jump tooth are provided with a swing shaft, a second swing groove is arranged below each second jump tooth, each second jump tooth can swing in the corresponding second swing groove, and the clockwork spring teeth are in transmission meshing with the driving gear through the corresponding second jump teeth so as to release the power storage clockwork spring and drive the toy car to walk forwards.

Furthermore, the driving gear is a composite gear and comprises a crown gear which is in transmission meshing with the fixed gear on the rotating shaft, a transmission big gear which is in transmission meshing with the first skip gear and a transmission small gear which is in transmission meshing with the second skip gear, wherein the crown gear is fixedly connected with the rotating shaft in sequence.

Further, the rotation center of the driving gear is 90 degrees vertical to the rotation center of the rotating shaft.

Furthermore, the braking assembly comprises a lock core piece and a ratchet fixedly connected with a spring tooth shaft, the ratchet and the spring tooth rotate synchronously, and a lock tongue on the lock core piece can be clamped on the ratchet to realize a self-locking function.

Furthermore, the brake assembly further comprises a spring, the lock cylinder piece is sleeved with the spring, and the free end of the spring abuts against the frame.

Furthermore, the upper end of frame is equipped with the projection, and it has the building block to peg graft on the projection, is equipped with the through-hole on the building block, and the lower extreme of lock core piece and the lower extreme parallel and level of building block, the through-hole is passed to the upper end of lock core piece to protrusion and through-hole, the one end of spring cup joints on lock core piece, and the other end and through-hole inner wall butt.

Furthermore, the lock core further comprises a doll which is inserted on the convex column, and the foot of the doll is abutted against the lock core piece.

Compared with the prior art, the invention has the following beneficial effects:

(1) the triggering and walking toy car is provided with the brake assembly for locking the spring teeth, and the release and the advance of the toy car can be controlled through the brake assembly according to the will of people.

(2) The triggering walking toy car is provided with the upper chain teeth and the release teeth, the chain winding speed and the release speed of the toy car are controlled through different transmission ratios, the release teeth fail during chain winding, and the chain winding process is relatively quick; when the power storage spring is released, the winding teeth fail, so that the toy car can move forward faster and farther.

(3) When the toy car is pulled backwards to wind, the spring teeth and the ratchet synchronously rotate clockwise, the lock cylinder piece leans to the right all the time under the action of the spring, and the lock cylinder piece is tightly locked every time the ratchet steps by one tooth, so that the ratchet and the spring teeth are prevented from reversing; when a doll is inserted above the lock core piece at the bottom of the vehicle, the foot of the doll can push the lock core piece to the left, and at the moment, the ratchet and the clockwork spring teeth rotate anticlockwise under the action of the power storage clockwork spring, so that the toy vehicle can walk forwards.

(4) The frame of the triggered walking toy car is formed by the building blocks, and the building blocks are spliced by the insertion of the dollies and the building blocks, so that the handling capacity of children is enhanced, and the interestingness is stronger.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an overall block diagram of the triggered walk toy vehicle of the present invention;

FIG. 2 is a partial block diagram of the frame of the triggered walk toy vehicle of the present invention;

FIG. 3 is an internal structural view of the triggered walk toy vehicle of the present invention;

FIG. 4 is a bottom structural view of the transmission part of FIG. 3;

FIG. 5 is a view of the interior of the frame of the triggered walk toy vehicle of the present invention;

FIG. 6 is a schematic view of a drive gear of the triggered walk toy vehicle of the present invention;

FIG. 7 is a top chain drive configuration of the triggered walk toy vehicle of the present invention;

FIG. 8 is a release transmission configuration of the triggered walk toy vehicle of the present invention;

the bicycle comprises a frame 1, a containing groove 11, a first swing groove 12, a second swing groove 13, a convex column 14, a front wheel 2, a rear wheel 3, a rotating shaft 31, a fixed gear 311, a gear set 4, a driving gear 41, crown teeth 411, a driving gear 412, a driving gear 413, a driving pinion 42, a first skip tooth 421, a wheel shaft 421, a first gear 43, a second gear 44, a second skip tooth 45, a swing shaft 451, a spring tooth 5, a power storage spring 6, a brake assembly 7, a lock core member 71, a spring 72, a ratchet 73, a building block 8, a through hole 81 and a doll 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 8, the present invention provides a triggered walking toy car, comprising a frame 1, two front wheels 2 and two rear wheels 3 mounted on the frame 1, the two rear wheels 3 are rotatably connected to both sides of the frame 1, and the two rear wheels 3 are connected by a rotating shaft 31, a receiving groove 11 is provided in the frame 1, the rotating shaft 31 is rotatably connected to the upper end of the receiving groove 11, a gear set 4 is disposed in the receiving groove 11, one end of the gear set 4 is in driving engagement with a fixed gear 311 disposed on the rotating shaft 31, the other end of the gear set 4 is in driving engagement with a clockwork spring tooth 5 disposed in the receiving groove 11, a power accumulating clockwork spring 6 coaxial with the clockwork spring tooth 5 and a braking assembly 7 capable of locking the clockwork spring tooth 5 are provided on the clockwork spring tooth 5, the clockwork spring tooth 5 can shrink the power accumulating 6 or transmit the power accumulating force of the clo, according to the invention, the braking component 7 is arranged, so that the force accumulation and the release of the toy car can be controlled according to the intention of a player, the interest is increased, and the play pleasure of children at different ages can be met.

Specifically, as shown in fig. 3 to 5, the gear set 4 includes a driving gear 41 and a winding tooth and a releasing tooth respectively engaged with the driving gear 41, and the winding tooth and the releasing tooth are respectively located at two sides of the spring tooth 5, wherein the winding tooth includes a first skip tooth 42, it can be understood that the winding tooth may include a plurality of gears engaged with each other, and all belong to the protection scope of the present invention; in this embodiment, the winding teeth are the first jumping teeth 42, wheel shafts 421 are disposed on two end surfaces of the first jumping teeth 42, a first swing groove 12 is disposed below the first jumping teeth 42, the first swing groove 12 may be an arc groove or a strip groove, the first jumping teeth 42 can swing in the first swing groove 12, the driving gear 41 is in one-way meshing transmission with the spring teeth 5 through the first jumping teeth 42 to tighten the power storage spring 6, and when the toy car is wound, the first jumping teeth 42 are pushed to mesh with the spring teeth 5, so that the power storage spring 6 is tightened to store power; it should be noted that, when the winding spur 5 rotates in the reverse direction, the first skip tooth 42 is pushed to the position where it is disengaged from the winding spur 5, and the shape of the first positioning groove 12 is not limited in the present invention, and those skilled in the art can design it by experience to achieve the same effect as the present invention.

On the other hand, the releasing teeth comprise a first gear 43 in transmission engagement with the spring teeth 5, a second gear 44 in transmission engagement with the first gear 43, and a second jumping tooth 45 in transmission engagement with the second gear 44 and the driving gear 41 respectively, the two end faces of the second jumping tooth 45 are provided with a swing shaft 451, a second swing groove 13 is arranged below the second jumping tooth 45, the second swing groove 13 can be an arc-shaped groove or a long-strip-shaped groove, the second jumping tooth 45 can swing in the second swing groove 13, the spring teeth 5 are in transmission engagement with the driving gear 41 through the second jumping tooth 45 to release the power storage spring 6 and drive the toy car to move forward, when the power storage spring 6 releases the stored power, the spring teeth 5 sequentially transmit the rotation to the first gear 43, the second gear 44 and the second jumping tooth 45, and because the second jumping tooth 45 is provided below the second jumping tooth 45, the second jumping tooth 45 is pushed to the driving gear to be engaged with the driving gear 41, thereby driving the rotating shaft 31 to rotate by the driving gear 41, thereby releasing the stored force to move the toy car forward; it should be noted that the rotation directions of the spring teeth 5 during the winding process and the releasing process are opposite, and the second skip teeth 45 are pushed to the position where they are disengaged from the second gear 44 and the driving gear 41 during the winding process, and the shape of the second positioning groove 13 is not limited in the present invention, and those skilled in the art can design the spring teeth according to experience to achieve the same effect as the present invention.

It should be noted that, the first jumping tooth 42 and the second jumping tooth 45 are provided in this embodiment to increase the use effect and play experience of the toy vehicle and better display the speed of the toy vehicle, but a person skilled in the art may also set the upper sprocket and the release tooth to be the same to implement the walking trigger function of the toy vehicle, so that the winding speed and the release speed are the same, and both belong to the protection scope of the present invention.

Specifically, as shown in fig. 6, the driving gear 41 is a compound gear, and the driving gear 41 includes a crown gear 411 in transmission engagement with the fixed gear 311 on the rotating shaft, a large transmission gear 412 in transmission engagement with the first skip gear 42, and a small transmission gear 413 in transmission engagement with the second skip gear 45, which are fixedly connected in sequence; the transmission ratio of the transmission meshing of the clockwork teeth 5, the first skip teeth 42 and the transmission large gear 412 is different from the transmission ratio of the meshing transmission of the clockwork teeth 5, the first gear 43, the second gear 44, the second skip teeth 45 and the transmission small gear 413, so that the winding speed and the releasing speed of the toy car can be controlled through different transmission ratios; as shown in fig. 7, during winding, the second skip tooth 45 fails, and the winding process is relatively fast; as shown in fig. 8, when the power spring is released, the first jumping tooth 42 is disabled, so that the toy car can move forward faster and farther, it should be noted that the toy car is placed on the ground, and the internal transmission structure diagram is shown in fig. 3, wherein the second jumping tooth 45 is blocked by the large transmission gear 412 and is not shown, and in order to better show the transmission process when the power spring 6 is released, fig. 8 shows the opposite side of fig. 3; in order to better explain the difference between the winding speed and the releasing speed of the toy vehicle, the present embodiment is exemplified, and it is assumed that the tooth number Z1 of the rack gear 5 is 40, the tooth number Z2 of the transmission large gear 412 is 31, the tooth number Z3 of the fixed gear 311 on the rotating shaft is 9, the tooth number Z4 of the transmission small gear 413 is 11, and the tooth number Z5 of the crown gear 411 is 24, wherein the first skip gear 42, the first gear 43, the second gear 44, and the second skip gear 45 are all intermediate transition gears, so that when winding, the fixed gear 311 on the rotating shaft 31 is the starting point, and the winding transmission ratio I1 is 24/9 ﹡ 40/31/3; when the stored force is released, the spring tooth 5 is taken as a starting point, the transmission ratio I2 is 11/40 ﹡ 9/24 is 1/9.69, the winding speed and the releasing speed are relatively increased from the transmission ratio, and according to the example, the second skip tooth is arranged to ensure that when winding, the other group of gear sets with larger transmission ratio is disengaged and fails, so that the winding process is relatively rapid; the purpose of the first skip tooth is to allow the other set of smaller ratio gear sets to disengage and fail when the spring is released, in order to allow the vehicle to move forward faster and farther. Of course, the transmission ratio of the chain and the release can be designed arbitrarily by those skilled in the art according to the actual playing method, and the invention is within the protection scope of the present invention.

Specifically, the rotation center of the driving gear 41 is 90 ° vertical to the rotation center of the rotating shaft 31, and this design is a conventional existing design and will not be described herein.

Specifically, the braking assembly 7 comprises a lock cylinder member 71, a spring 72 and a ratchet 73 fixedly connected with a gear shaft of the spring gear 5, the ratchet 73 and the spring gear 5 rotate synchronously, a lock tongue on the lock cylinder member 71 can be clamped on the ratchet 73 to realize a self-locking function, and the lock tongue and the ratchet 73 are clamped and separated to control the winding action and the stored force releasing action.

Specifically, a convex column 14 is arranged at the upper end of the frame 1, a building block 8 is inserted into the convex column 14, a through hole 81 is formed in the building block 8, the lower end of a lock cylinder piece 71 is flush with the lower end of the building block 8, the upper end of the lock cylinder piece 71 penetrates through the through hole 81 and protrudes out of the through hole 81, one end of a spring 72 is sleeved on the lock cylinder piece 71, the other end of the spring 72 is abutted against the inner wall of the through hole 81, and in a normal state, the spring 72 is in a natural state or a compressed state, so that the lock cylinder piece 71 is clamped with a ratchet 73, and the chain winding; in addition, in order to simulate the driving state of a person, the toy car is further provided with a doll 9, the doll 9 is inserted on the convex column of the building block 8, specifically, the doll 9 is inserted on the convex column of the building block 8 in a sitting posture mode, at the moment, the foot of the doll 9 is just abutted against the lock cylinder piece 71 to push the lock cylinder piece 71 to compress the spring 72 to move leftwards, the frame of the toy car is designed in the form of the building block, the toy car can be assembled in an insertion mode, the operation capability of children is enhanced, the interestingness is stronger, the walking of the toy car is realized in a mode triggered by the doll, and the attraction of the toy car to the children is further increased.

The specific working process is as follows: when the toy car is pulled backwards to wind, the clockwork teeth 5 and the ratchet teeth 73 synchronously rotate clockwise, at the moment, the lock cylinder member 71 leans to the right under the action of the pressure spring 72, and the lock cylinder member 71 is locked when the ratchet teeth 73 step by one gear tooth, so that the ratchet teeth 73 and the clockwork teeth 5 are prevented from reversing; when the doll 9 is inserted above the bottom lock core member 71, the foot of the doll 9 pushes the lock core member 71 to the left, and the ratchet 73 and the spring teeth 5 rotate counterclockwise under the action of the power accumulating spring 6, so that the toy car walks forward.

The present invention has been further described with reference to specific embodiments, but it should be understood that the detailed description should not be construed as limiting the spirit and scope of the present invention, and various modifications made to the above-described embodiments by those of ordinary skill in the art after reading this specification are within the scope of the present invention.

Claims

1. The utility model provides a trigger walking toy car, includes the frame, installs two front wheels and two rear wheels on the frame, and rotatable the connection of two rear wheels is in the both sides of frame to two rear wheels are connected through the pivot, its characterized in that, be equipped with the storage tank in the frame, the pivot rotate connect in the storage tank upper end, the gear train has been arranged in the storage tank, the one end and the setting of gear train are in epaxial fixed gear drive meshes, the other end and the setting of gear train are in clockwork spring tooth drive meshes in the storage tank, be equipped with on the clockwork spring tooth with the coaxial power clockwork spring that holds of clockwork spring tooth, and can with the braking subassembly that the clockwork spring tooth pins.

2. The triggered walking toy vehicle of claim 1, wherein the gear set comprises a driving gear, and a winding tooth and a releasing tooth respectively engaged with the driving gear, the winding tooth and the releasing tooth are respectively located at two sides of the spring tooth, the winding tooth comprises a first jumping tooth, two end faces of the first jumping tooth are provided with wheel shafts, a first positioning groove is arranged below the first jumping tooth, the first jumping tooth can swing in the first positioning groove, and the driving gear is engaged with the spring tooth through the first jumping tooth in a one-way transmission manner.

3. The triggered walking toy vehicle of claim 2, wherein the release teeth comprise a first gear in transmission engagement with the clockwork spring, a second gear in transmission engagement with the first gear, and a second jump tooth in transmission engagement with the second gear and the driving gear respectively, two end faces of the second jump tooth are provided with the swing shafts, a second swing groove is arranged below the second jump tooth, and the second jump tooth can swing in the second swing groove.

4. The triggered walking toy vehicle of claim 3, wherein the driving gear is a compound gear, the driving gear comprising a crown gear in driving engagement with a fixed gear on the rotating shaft, a driving gearwheel in driving engagement with the first skip gear, and a driving pinion in driving engagement with the second skip gear, which are fixedly connected in sequence.

5. The triggered walk toy vehicle of claim 4, wherein a center of rotation of the drive gear is 90 ° vertical to a center of rotation of the spindle.

6. The triggered walking toy vehicle of claim 1, wherein the braking assembly includes a lock cylinder member and a ratchet fixedly attached to the clockwork tooth shaft, the ratchet rotating in synchronization with the clockwork tooth, and a locking tongue on the lock cylinder member being engageable with the ratchet.

7. The triggered walk toy vehicle of claim 6, wherein the brake assembly further comprises a spring, the spring being nested on the cylinder lock piece, a free end of the spring abutting the vehicle frame.

8. The triggered walking toy car as claimed in claim 7, wherein the upper end of the frame is provided with a convex post, a building block is inserted on the convex post, a through hole is arranged on the building block, the lower end of the lock core piece is flush with the lower end of the building block, the upper end of the lock core piece passes through the through hole and protrudes out of the through hole, one end of the spring is sleeved on the lock core piece, and the other end of the spring is abutted against the inner wall of the through hole.

9. The triggered walking toy vehicle of claim 8, further comprising a doll, wherein the doll is inserted on the stud, and a foot of the doll abuts against the lock cylinder member.