CN215904668U - Toy car - Google Patents

Abstract

The utility model discloses a toy car, which comprises a car frame, a front wheel assembly and a rear wheel assembly, wherein the front wheel assembly and the rear wheel assembly are arranged at the bottom of the car frame, the car frame comprises an underframe, the underframe comprises a front car frame, the front part of which is provided with the front wheel assembly, and a rear car frame, the rear part of which is provided with the rear wheel assembly, the front car frame and the rear car frame can be arranged in a sliding manner along the front-rear direction, and a length adjusting mechanism for adjusting the relative position between the front car frame and the rear car frame is also arranged between the front car frame and the rear car frame, so that the length of the underframe can be independently adjusted and arranged, the distance between the front wheel assembly and the rear wheel assembly can be adjusted, and meanwhile, the position of a seat arranged on the underframe can be correspondingly adjusted, so that the toy car correspondingly has different driving modes and postures, and the use interestingness of the toy car is improved.

Description

Toy car

Technical Field

The utility model relates to the field of children products, in particular to a toy car.

Background

The existing toy car for children only has a single use state and a single driving mode in an unfolding state, is low in use interest, and is not interesting any more after being used for a period of time by children, so that the use rate of the toy car is reduced. On the one hand, the toy car is idle, occupied space and other resources are caused, and on the other hand, parents need to add other toy cars, so that economic burden is increased.

Disclosure of Invention

The utility model aims to provide a toy car with an adjustable chassis length.

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a toy car, includes the frame and locates the front wheel subassembly and the rear wheel subassembly of frame bottom, the frame includes the chassis, the chassis includes that the front portion is equipped with the front frame of front wheel subassembly, the rear portion is equipped with the rear frame of rear wheel subassembly, the front frame with the rear frame can set up along fore-and-aft direction with sliding, the front frame with still be equipped with the length adjustment mechanism who is used for adjusting relative position between the two between the rear frame.

Preferably, the front frame is provided with a front rod extending in the front-rear direction, the rear frame includes a sliding portion and a rear rod extending rearward from the sliding portion, and the sliding portion is disposed on the front rod in a relatively sliding fit along the length extending direction of the front rod.

In some embodiments, the length adjustment mechanism includes a locking element movably disposed on the sliding portion, and an engaging portion disposed on the front rail and configured to be engaged with and locked to the locking element, the engaging portion having a plurality of portions spaced apart from each other along a length of the front rail, and the locking element, when engaged with one of the engaging portions, fixes the front frame and the rear frame relative to each other, and the length adjustment mechanism further includes an adjustment assembly disposed on the rear rail and configured to actuate the locking element to move.

In some embodiments, the locking element is located below the front vehicle rod, the locking element is arranged on the sliding part in a manner of being capable of relatively moving along the up-down direction, and an elastic piece used for providing acting force required by the upward movement of the locking element is further arranged between the locking element and the sliding part.

In some embodiments, the adjusting assembly includes an adjusting rod slidably disposed on the rear handlebar in a front-rear direction, and an operating member movably disposed on the rear handlebar and used for driving the adjusting rod to move forward and backward, a front portion of the adjusting rod has a driving inclined surface, the driving inclined surface gradually extends upwards from front to back, and the locking element is provided with a matching inclined surface, and the driving inclined surface and the matching inclined surface are matched and abutted against each other.

In some embodiments, the adjusting rod is slidably disposed in a rod cavity of the rear handlebar, the operating part is slidably disposed on the rear handlebar in a left-right direction, the operating part has an operating head portion located outside the rear handlebar and a driving portion extending into the rod cavity of the rear handlebar, and a wedge-shaped surface structure is disposed between the driving portion and the adjusting rod.

In some embodiments, the sliding portion is a sliding sleeve, and the sliding sleeve is sleeved on the front vehicle rod in a sliding fit manner.

Preferably, the rear frame includes a main frame interconnected with the front frame, and a rear wheel frame rotatably disposed at a rear portion of the main frame about a swing shaft extending in a vertical direction, and the rear wheel frame includes two sets of rear wheel assemblies disposed at left and right sides of the rear wheel frame.

Preferably, the frame further includes a direction rod extending in the up-down direction, a lower portion of the direction rod is rotatably disposed at a front portion of the front frame, an included angle α between the direction rod and the front frame is adjustably disposed, the frame is further provided with an angle adjusting mechanism for adjusting an angle between the direction rod and the front frame, and the angle adjusting mechanism and the length adjusting mechanism are disposed independently of each other.

Preferably, the frame further comprises a seat, the seat is arranged on the front frame or the rear frame in a height-adjustable mode through a supporting mechanism, and sliding telescopic adjustment of the front frame and the rear frame is independent of height adjustment of the seat.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: according to the toy car, the length of the underframe can be independently adjusted and arranged, so that the distance between the front wheel assembly and the rear wheel assembly can be adjusted, and meanwhile, the position of the seat arranged on the underframe can be correspondingly adjusted, so that the toy car has different driving modes and postures correspondingly, and the use interest of the toy car is improved.

Drawings

FIG. 1 is a schematic overall configuration of a toy vehicle according to embodiment 1 of the present invention, wherein the undercarriage is shortened and the seat is in a first, lower operating position;

FIG. 2 is a side elevational view of a toy vehicle according to embodiment 1 of the present invention, with the undercarriage extended and the seat in a first, lower operating position;

FIG. 3 is a schematic overall view of the toy vehicle of embodiment 1 of the present invention, wherein the undercarriage is shortened and the seat is in a second, higher operating position;

fig. 4 is a side view of the toy vehicle of fig. 3;

FIG. 5 is a schematic view showing the overall structure of a seat in a toy vehicle according to embodiment 1 of the present invention in the process of switching between a first working position and a second working position;

FIG. 6 is a side view of FIG. 5;

FIG. 7 is a schematic view showing the angle adjustment of a steering column in the toy vehicle according to embodiment 1 of the present invention;

FIG. 8 is a schematic view of an adjusting member in the direction lever angle adjusting mechanism according to embodiment 1 of the present invention;

fig. 9 is a schematic view of the adjustment principle of the angle adjustment mechanism of embodiment 1 of the present invention;

fig. 10 is a schematic view showing the entire construction of the underframe of the toy vehicle of example 1, in which the underframe is in an extended state;

FIG. 11 is a top view of FIG. 10;

fig. 12 is a schematic view showing the entire construction of the underframe of the toy car of embodiment 1, in which the underframe is in a shortened state;

fig. 13 is an exploded view of the underframe of the toy vehicle of example 1;

FIG. 14 is a schematic structural view of a rear frame of embodiment 1;

fig. 15 and 16 are schematic connection diagrams of the length adjustment mechanism and the rear frame in embodiment 1;

FIG. 17 is a schematic view showing the fitting of an adjusting lever and an operating member in the length adjusting mechanism according to embodiment 1;

FIG. 18 is a longitudinal sectional view of the underframe of embodiment 1, wherein the underframe is in an extended state and the locking pieces are in a locking state;

fig. 19 and 20 are longitudinal sectional views of the base frame of the embodiment 1, wherein the base frame is in a shortened state, and the locking members are in an unlocked state and a locked state, respectively;

fig. 21 is a schematic view showing the overall structure of a toy vehicle according to embodiment 2 of the present invention.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the specific embodiments.

The above and following descriptions of the front, rear, left, right, and up and down directions are defined with reference to the orientation of a child when seated on the toy vehicle, wherein the front-rear direction corresponds to the left-right direction in fig. 2, and specifically, the left direction in fig. 3 is the front and right direction is the rear.

Example 1

Referring to fig. 1 to 6, the toy car includes a frame and wheel assemblies disposed at the bottom of the frame, the frame includes a bottom frame 1 extending in a front-rear direction, a direction rod 2 extending in an up-down direction, a steering wheel 7 fixedly disposed at the top of the direction rod 2, and a seat 5 disposed on the bottom frame 1, and the wheel assemblies include two sets of front wheel assemblies 3 disposed at the left and right sides of the front portion of the bottom frame 1, and two sets of rear wheel assemblies 4 disposed at the left and right sides of the rear portion of the bottom frame 1.

In the toy car of the present embodiment, the steering rod 2 is adjustably disposed with respect to the use angle of the underframe 1, and specifically, as shown in fig. 1 to 9, the lower portion of the steering rod 2 is rotatably disposed at the front portion of the underframe 1 about a rotating shaft 80 extending in the left-right direction, and the car frame is further provided with an angle adjusting mechanism 8 for adjusting the angle between the steering rod 2 and the underframe 1, wherein the angle between the steering rod 2 and the underframe 1 is changed such that the value of the included angle α between the steering rod 2 and the horizontal plane is changed, wherein α is greater than 0 ° and less than or equal to 90 °.

Referring to fig. 7 to 9, the angle adjusting mechanism 8 includes a locking assembly provided between the steering column 2 and the chassis 1 for locking the steering column 2 and the chassis 1 relative to each other, and an adjusting member provided on the steering column 2 for unlocking the locking assembly.

Specifically, the locking assembly comprises a plurality of locking grooves 1a arranged on the chassis 1 and locking pieces 81 movably arranged on the direction rod 2, all the locking grooves 1a are distributed at intervals in the same circumferential direction with the axis line X of the rotating shaft 80 as a rotating center line, and in the locking state of the locking assembly, the locking pieces 81 are inserted in one of the locking grooves 1a, so that the direction rod 2 is fixed relative to the chassis 1, and an included angle between the direction rod 2 and the chassis 1 is locked; in the unlocked state of the locking assembly, the locking member 81 is disengaged from the locking groove 1a, so that the steering column 2 can be rotated about the rotating shaft 80 with respect to the base frame 1, thereby achieving the angle adjustment of the steering column 2.

In this embodiment, all the locking grooves 1a are formed with their notches facing upward, and the locking pieces 81 are inserted into the locking grooves 1a from the top down to lock the direction lever 2 with respect to the base frame 1. Here, the locking groove 1a is provided with three, so that the angle adjusting mechanism 8 has three operating positions that are switchable such that the included angle α is changed, that is, so that the direction lever 2 has three different use angles with respect to the base frame 1.

The locking assembly further comprises an elastic member for providing an acting force required by the locking member 81 to move towards the locking groove 1a, wherein the locking member 81 is in a column shape, the elastic member is specifically a tension spring 83, two ends of the tension spring 83 are respectively connected to the locking member 81 and the rotating shaft 80, so that the locking member 81 always has a tendency to move towards the bottom frame 1, thereby being capable of driving the locking member 81 to move towards the locking groove 1a and stably keeping the locking member 81 in the locking groove 1a when the external force is relieved, and further keeping the locking assembly in a locking state.

In the present embodiment, referring to fig. 9, the locking member 81 is movably disposed on the steering rod 2 along the longitudinal extension direction of the steering rod 2, and the adjusting member is movably disposed on the steering rod 2 and connected to the locking member 81, specifically, the adjusting member includes a handle 84 rotatably disposed on the upper portion of the steering rod 2, and a pulling cable 82 connected between the handle 84 and the locking member 81, wherein the handle 84 is disposed on the steering rod 2 and located below the steering wheel 7, the locking member 81 and the pulling cable 82 are both disposed in the rod cavity of the steering rod 2, one end of the handle 84 extends into the rod cavity of the steering rod 2, and the other end is located outside the steering rod 2.

So, when the angle of direction lever 2 needs to be adjusted, the user only needs to press handle 84 downwards, pull cable 82 alright with drive locking piece 81 overcome the effort upward movement of extension spring 83, to deviate from locking groove 1a and realize the unblock of locking subassembly, at this moment, rotate direction lever 2 to suitable angle again, loosen handle 84, under the effect of extension spring 83, locking piece 81 downstream and insert to corresponding locking groove 1a, make the locking subassembly lock once more, direction lever 2 is locked again relative chassis 1, the operation is very convenient.

In the toy vehicle of the present embodiment, the chassis 1 is telescopically arranged in the front-rear direction, so that the length of the chassis 1 is changed. Referring to the drawings, the underframe 1 comprises a front frame 11 provided with a front wheel assembly 3 at the front part and a rear frame 12 provided with a rear wheel assembly 4 at the rear part, the front frame 11 and the rear frame 12 are arranged in a manner of relatively sliding along the front-rear direction, and a length adjusting mechanism 9 for adjusting the relative position between the front frame 11 and the rear frame 12 is further arranged between the front frame 11 and the rear frame 12.

Specifically, referring to fig. 10 to 20, the front frame 11 includes a U-shaped main frame rod 112 with a forward opening, a front cross rod 113 fixed to a front portion of the main frame rod 112 and extending in a left-right direction, and a front frame rod 111 fixed between a middle portion of the front cross rod 113 and a rear portion of the main frame a 112, the front cross rod 113 is hollow and cylindrical, the front axle 30 is rotatably inserted into the front cross rod 113 around its axis, and the two sets of front wheel assemblies 3 are respectively disposed at left and right ends of the front axle 30.

The rear frame 12 includes a main body frame interconnected with the front frame 11, and a rear wheel frame 123 rotatably provided at the rear of the main body frame about a swing shaft 124 extending in the vertical direction, wherein the main body frame includes a sliding portion 121, and a rear wheel bar 122 extending rearward from the sliding portion 121, and the sliding portion 121 is provided on the front wheel bar 111 in a relatively sliding fit in the longitudinal extension direction of the front wheel bar 111. The rear wheel frame 123 is a T-shaped bar, the front part of the rear wheel frame 123 is connected to the lower part of the rear wheel frame 122 around the swing shaft 124 in a relatively rotating manner, the rear part of the rear wheel frame 123 is provided with a rear cross bar 123a extending in the left-right direction, the rear cross bar 123a is hollow and cylindrical, the rear wheel shaft 40 is arranged in the rear cross bar 123a in a relatively rotating manner around the axis line thereof, and the two sets of rear wheel assemblies 4 are respectively arranged at the left and right end parts of the rear wheel shaft 40.

The length adjustment mechanism 9 includes a locking member 91 movably disposed on the sliding portion 121, and an engaging portion disposed on the front rail 111 and adapted to be engaged and locked with the locking member 91, the engaging portion having a plurality of portions spaced apart along a length extending direction of the front rail 111, and the locking member 91 engaging with one of the engaging portions fixes the front frame 11 and the rear frame 12 relative to each other. The length adjustment mechanism 9 further includes an adjustment assembly provided on the rear vehicle lever 122 for actuating the movement of the locking member 91.

In the present embodiment, the sliding portion 121 is embodied as a sliding sleeve, which is slidably sleeved on the front rod 111. The lock member 91 is located below the front vehicle rod 111, the lock member 91 is provided on the slide portion 121 so as to be relatively movable in the up-down direction, and an elastic member (not shown) for providing a force required for the upward movement of the lock member 91 is provided between the lock member 91 and the slide portion 121. The top of the lock member 91 has a lock post 91a, and the plurality of engaging portions on the front vehicle rod 111 are lock holes (not shown) into which the lock post 91a can be inserted in a corresponding engagement.

The adjusting assembly specifically comprises an adjusting rod 92 extending in the front-rear direction and relatively slidably disposed in a rod cavity of the rear vehicle rod 122, and an operating member 93 movably disposed on the rear vehicle rod 122 and used for driving the adjusting rod 92 to move forward and backward, a front portion of the adjusting rod 92 has a driving inclined surface 92a, a locking element 91 is provided with a matching inclined surface 91b, and the driving inclined surface 92a and the matching inclined surface 91b are mutually and cooperatively abutted. The operating member 93 is disposed on the rear handlebar 122 in a manner of relatively sliding in the left-right direction, the operating member 93 has an operating head 931 located outside a cavity of the rear handlebar 122 and a driving portion 932 extending into the cavity of the rear handlebar 122, the driving portion 932 is disposed on the rear handlebar 122 in a manner of sliding in the left-right direction, and a wedge-shaped surface structure is disposed between the driving portion 932 and the adjusting lever 92, specifically, a first inclined surface 93a is disposed on the driving portion 932, a second inclined surface 93b is disposed on the adjusting lever 92, and the first inclined surface 93a and the second inclined surface 93b are inclined surfaces extending in the left-right direction and inclined in the height direction.

Referring to fig. 18, the underframe 1 is in an extended state, the front frame 11 and the rear frame 12 are relatively slidably extended in the front-rear direction, the lock posts 91a on the upper portions of the lock elements 91 are inserted into the rearmost lock holes, and the length of the underframe 1 is constant. When the length of the chassis 1 needs to be adjusted, specifically, when the front frame 11 and the rear frame 12 slide relatively to shorten the chassis 1, a user pushes the operating member 93 in the left-right direction, which drives the adjusting rod 92 to move backward, further causes the driving inclined surface 92a at the front portion of the adjusting rod 92 to be matched with the matching inclined surface 91b on the locking element 91, and drives the locking element 91 to move downward, so that the locking column 91a is disengaged from the locking hole, and then drives the front frame 11 and the rear frame 12 to slide in the front-back direction until the length of the chassis 1 is adjusted to a required length, the locking element 91 moves upward under the action of the elastic member to be reset and inserted into the corresponding locking hole, so that the length of the chassis 1 is locked again.

In the toy car of the present embodiment, the seat 5 is provided on the chassis 1 so as to be adjustable in height in the vertical direction. Specifically, as shown in fig. 1 to 6, a support mechanism 6 for adjusting the height position of the seat 5 with respect to the chassis 1 is provided between the seat 5 and the chassis 1, and here, the support mechanism 6 is specifically provided between the front frame 11 and the seat 5. A locking device for locking the seat 5 at a set height is also provided between the seat 5 and the chassis 1.

In the present embodiment, the support mechanism 6 includes a first stay 61 and a second stay 62 provided in tandem, both end portions of the first stay 61 are rotatably connected between the seat 5 and the front frame 11, respectively, and both end portions of the second stay 62 are rotatably connected between the seat 5 and the front frame 11, respectively. Here, the first and second stays 61 and 62 are disposed in parallel with each other with the same length such that a parallelogram is formed among the first stay 61, the seat 5, the second stay 62 and the front frame 11.

The seat 5 has a first working position shown in fig. 1 and 2 and a second working position shown in fig. 3 and 4, the first working position is lower than the second working position, the seat 5 is in the first working position, the first stay bar 61 and the second stay bar 62 both extend in the front-back direction and are folded between the underframe 1 and the seat 5, and the seat 5 is supported on the underframe 1; the seat 5 is in the second working position, the first support rod 61 and the second support rod 62 both extend in the up-down direction, and the support mechanism 6 is supported between the chassis 1 and the seat 5. During the transition of the seat 5 from the second working position to the first working position, both the first stay 61 and the second stay 62 rotate backward toward the base frame 1 so that the height of the seat 5 is lowered while the seat 5 moves backward.

Example 2

Referring to fig. 21, the present embodiment is different from embodiment 1 mainly in the structure of the support mechanism 6. In the present embodiment, the support mechanism 6 includes a first link 83 and a second link 64 which intersect each other and are provided so as to be rotatable about the rotation shaft 65 at the intersection, one end portion of the first link 63 is rotatably connected to the base frame 1 and the other end portion thereof is provided to the seat 5 so as to be relatively rotatable and relatively slidable, and one end portion of the second link 64 is rotatably connected to the seat 5 and the other end portion thereof is provided to the base frame 1 so as to be relatively rotatable and relatively slidable. The sliding directions of the first link 63 and the second link 64 with respect to the seat 5 and the chassis 1 are parallel to each other and perpendicular to the extending direction of the axis of the rotating shaft 65.

In this embodiment, the seat 5 is provided with an upper slide groove 5a extending in the front-rear direction, the front frame 11 is provided with a lower slide groove 1a extending in the front-rear direction, one end of the first link 63 is provided with an upper slide pin 66, one end of the second link 64 is provided with a lower slide pin 67, the upper slide pin 66 is slidably fitted into the upper slide groove 5a, and the lower slide pin 67 is slidably fitted into the lower slide groove 1 a. When the first connecting rod 63 and the second connecting rod 64 rotate relatively, the height of the seat 5 relative to the underframe 1 is adjusted.

In summary, the angle of the steering rod 2, the height of the seat 5, and the length of the chassis 1 can be adjusted respectively, and the adjustment of the steering rod 2, the height of the seat 5, and the chassis 1 are not related to each other, so that the toy car has multiple use states and use modes, the driving mode of the toy car is enriched, and the use interest of the toy car is improved.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (10)

1. The utility model provides a toy car, includes the frame and locates the front wheel subassembly and the rear wheel subassembly of frame bottom, its characterized in that: the frame includes the chassis, the chassis includes that the front portion is equipped with the front frame of front wheel subassembly, the rear portion is equipped with the back frame of back wheel subassembly, the front frame with back frame can set up with sliding along the fore-and-aft direction, the front frame with still be equipped with the length adjustment mechanism who is used for adjusting relative position between the two between the back frame.

2. The toy vehicle of claim 1, wherein: the front frame is provided with a front rod extending along the front-rear direction, the rear frame comprises a sliding part and a rear rod extending backwards from the sliding part, and the sliding part can be arranged on the front rod in a relatively sliding fit manner along the length extending direction of the front rod.

3. The toy vehicle of claim 2, wherein: the length adjusting mechanism comprises a locking element movably arranged on the sliding portion and a matching portion arranged on the front vehicle rod and used for being matched and locked with the locking element, the matching portion is provided with a plurality of matching portions arranged at intervals along the length extending direction of the front vehicle rod, when the locking element is matched with one of the matching portions, the front vehicle frame and the rear vehicle frame are relatively fixed, and the length adjusting mechanism further comprises an adjusting assembly arranged on the rear vehicle rod and used for driving the locking element to move.

4. The toy vehicle of claim 3, wherein: the locking element is positioned below the front vehicle rod, the locking element is arranged on the sliding part in a manner of being capable of moving relatively in the vertical direction, and an elastic piece used for providing acting force required by the upward movement of the locking element is arranged between the locking element and the sliding part.

5. The toy vehicle of claim 4, wherein: the adjusting part comprises an adjusting rod arranged on the rear vehicle rod in a sliding mode along the front-back direction, and an operating part movably arranged on the rear vehicle rod and used for driving the adjusting rod to move back and forth, a driving inclined plane is arranged at the front part of the adjusting rod and extends from front to back gradually in an upward inclined mode, a matching inclined plane is arranged on the locking element, and the driving inclined plane and the matching inclined plane are matched with each other and abutted to each other.

6. The toy vehicle of claim 5, wherein: the adjusting rod is slidably arranged in a rod cavity of the rear vehicle rod, the operating part can be arranged on the rear vehicle rod in a relative sliding mode along the left-right direction, the operating part is provided with an operating head part positioned outside the rear vehicle rod and extends into a driving part in the rod cavity of the rear vehicle rod, and the driving part and the adjusting rod are provided with wedge-shaped surface structures matched with each other.

7. The toy vehicle of claim 2, wherein: the sliding part is a sliding sleeve which is sleeved on the front vehicle rod in a sliding fit manner.

8. The toy vehicle of any of claims 1-7, wherein: the rear frame comprises a main body frame and a rear wheel frame, the main body frame is connected with the front frame, the rear wheel frame is rotatably arranged at the rear part of the main body frame around a swinging shaft extending in the vertical direction, and the rear wheel assemblies are divided into two groups and are arranged on the left side and the right side of the rear wheel frame.

9. The toy vehicle of any of claims 1-7, wherein: the frame further comprises a direction rod extending in the vertical direction, the lower portion of the direction rod is rotatably arranged at the front portion of the front frame, an included angle alpha between the direction rod and the front frame is adjustably arranged, an angle adjusting mechanism used for adjusting an angle between the direction rod and the front frame is further arranged on the frame, and the angle adjusting mechanism and the length adjusting mechanism are arranged independently.

10. The toy vehicle of any of claims 1-7, wherein: the frame further comprises a seat, the seat is arranged on the front frame or the rear frame in a height-adjustable mode through a supporting mechanism, and sliding telescopic adjustment of the front frame and the rear frame is independent of height adjustment of the seat.

Images