Toy car

Abstract

The utility model discloses a toy car which comprises a car body, a connecting frame, a circuit board, a rear wheel driving mechanism, a front wheel steering mechanism and a battery bin. The front wheel steering mechanism comprises a front frame, a front wheel, a steering arm, a pull rod and a steering swing assembly. The two front wheels are connected with the side ends of the front frame through steering arms respectively, the two steering arms are connected through a pull rod, and the steering swing assembly is arranged in the vehicle body and connected with the middle of the pull rod so as to be used for driving the pull rod to swing transversely. The rear wheel driving mechanism can drive the vehicle body to move, the front wheel steering mechanism can drive the vehicle body to steer left and right in the moving state, and when the front wheel steering mechanism acts, the steering swing assembly can drive the pull rod to transversely push and pull, so that the steering arm drives the front wheel to swing, and reversing is achieved. The front wheel steering mechanism is reasonable in structural design and easy to assemble, and the production and assembly efficiency of the toy car can be improved.

Description

Technical Field

[0001] The utility model relates to the field of toy cars, in particular to a toy car. Background Art

[0002] Toy cars are toys that are loved by people. In order to enable the toy car to turn smoothly during driving, a steering structure is often provided on the toy car.

[0003] In the prior art, the steering structure and driving structure on the toy car are relatively complicated, resulting in cumbersome assembly process, which is not conducive to improving production efficiency; moreover, when the toy car is driving on a rugged road, the car vibrates greatly, which can easily cause the steering wheel to be suspended in the air and unable to touch the ground for steering, thus affecting the smooth play experience of the toy car; in addition, the battery compartment of the traditional toy car is located in the middle of the chassis. Since the battery has a certain weight, the toy car is prone to tilting when turning at high speed or in complex terrain, and the handling stability is poor.

[0004] Therefore, the prior art has defects and needs to be improved. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a toy car which is easy to assemble and has high driving stability.

[0006] To achieve this purpose, the utility model adopts the following technical solutions: a toy car, including a car body, a connecting frame, a circuit board, a rear wheel driving mechanism, a front wheel steering mechanism and a battery compartment;

[0007] The rear wheel drive mechanism is arranged at the rear of the vehicle body, and the rear wheel drive mechanism is detachably connected to the vehicle body through the connecting frame, and the rear wheel drive mechanism is used to drive the vehicle body to move;

[0008] The front wheel steering mechanism is arranged at the front part of the vehicle body, and is used to drive the vehicle body to turn when it is in a moving state;

[0009] The circuit board is arranged in the vehicle body, the rear wheel drive mechanism and the front wheel steering mechanism are electrically connected to the circuit board respectively, and the two battery compartments are arranged on both sides of the vehicle body respectively, and the battery compartments are used to load batteries to supply power to the rear wheel drive mechanism and the front wheel steering mechanism;

[0010] The front wheel steering mechanism comprises a front frame, a front wheel, a steering arm, a tie rod and a steering swing assembly; the front frame is arranged at the front part of the vehicle body, the two front wheels are respectively connected to the side ends of the front frame through the steering arms, the two steering arms are connected through the tie rod, the steering swing assembly is arranged in the vehicle body and connected to the middle part of the tie rod, so as to drive the tie rod to swing laterally;

[0011] The steering swing assembly includes a steering motor, a reduction gear, a swing rod and a limit plate. The output shaft of the steering motor is connected to the input end of the reduction gear. The swing rod is connected to the bottom of the reduction gear. The limit plate is arranged at the front end of the reduction gear, and an arc groove is arranged on the limit plate. The swing rod passes through the arc groove and is connected to the pull rod. The swing rod is used to swing along the arc groove as the reduction gear rotates.

[0012] According to the technical solution, in the toy car, the rear wheel drive mechanism includes a rear wheel, a fixing seat, a driving motor, a rotating shaft and a clamp frame;

[0013] The fixing seat is detachably connected to the rear part of the vehicle body through the connecting frame, and a mounting groove for loading the driving motor is provided on the fixing seat. The clamping frame is connected to the fixing seat through a buckle to limit the driving motor to be installed in the mounting groove;

[0014] The rotating shaft passes through the fixing seat horizontally, and the two ends of the rotating shaft are respectively connected to one of the rear wheels. A first gear is sleeved on the rotating shaft, and a second gear is disposed on the output shaft of the driving motor. The second gear is meshed and connected with the first gear. The driving motor is used to drive the rotating shaft to rotate.

[0015] By adopting the above-mentioned technical solutions, in the toy car, the front wheel steering mechanism further comprises a slide bar, a spring and a pressure cover, the slide bar is vertically arranged on both sides of the front frame, the steering arm is sleeved on the slide bar, and the steering arm can slide along the length direction of the slide bar;

[0016] The pressure cover is arranged on the top of the front frame, and the top end of the slide rod is in contact with the bottom of the pressure cover. The spring is arranged between the pressure cover and the steering arm, and the spring is used to apply an elastic force for the steering arm to move downward.

[0017] By adopting the above-mentioned technical solutions, in the toy car, the steering arm is provided with a connecting rod arranged downward, the end of the pull rod is provided with a snap ring sleeve, and the snap ring sleeve is connected to the connecting rod sleeve.

[0018] By adopting the above-mentioned technical solutions, in the toy car, the front wheel steering mechanism also includes a containing box, the steering swing assembly is arranged in the containing box, and both sides of the containing box are provided with avoidance grooves for the lateral pushing and pulling activities of the pull rod.

[0019] By adopting the above-mentioned technical solutions, in the toy car, a positioning groove is provided on the car body, and a positioning protrusion for matching and engaging with the positioning groove is provided at the bottom of the accommodating box.

[0020] By adopting the above-mentioned technical solutions, in the toy car, the two ends of the connecting frame are detachably connected to the car body and the fixing seat respectively by bolts.

[0021] By adopting the above-mentioned technical solutions, in the toy car, a switch button is provided at the bottom of the car body, and the switch button is electrically connected to the circuit board through a wire.

[0022] Compared with the prior art, the utility model has the following beneficial effects:

[0023] The rear wheel driving mechanism of the utility model can drive the vehicle body to move, and the front wheel steering mechanism can drive the vehicle body to turn left and right when in a moving state. When the front wheel steering mechanism is in action, the pull rod can be driven to push and pull the vehicle sideways through the steering swing assembly, thereby driving the front wheel to swing through the steering arm, thereby realizing the direction change. The front wheel steering mechanism has a reasonable structural design and is easy to assemble, thereby realizing the production and assembly efficiency of the toy car. When the toy car is traveling on a rough and bumpy road, the steering arm will be prompted to slide on the slide bar due to the bumps on the front wheel, and the spring can apply a downward elastic force to the steering arm, thereby realizing the shock absorbing effect of the steering arm. The setting of the pressure cover can prevent the steering arm from slipping off the slide bar. By setting battery compartments on both sides of the vehicle body, the overall weight of the toy car can be balanced, thereby improving the balance performance of the toy car. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0025] The structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with this technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantive technical significance. Any structural modification, change in proportion or adjustment of size, without affecting the effects and purposes that can be achieved by the present invention, should still fall within the scope of the technical contents disclosed by the present invention.

[0026] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0027] Figure 2 It is a schematic diagram of the overall structure of the utility model from another perspective;

[0028] Figure 3It is a schematic diagram of the explosion structure of the utility model;

[0029] Figure 4 This is a schematic diagram of the structure of the front wheel steering mechanism of the utility model;

[0030] Figure 5 It is a schematic diagram of the exploded structure of the front wheel steering mechanism of the utility model;

[0031] Figure 6 It is a schematic diagram of the installation structure of the steering arm of the utility model. DETAILED DESCRIPTION

[0032] In order to make the utility model's purpose, features, and advantages more obvious and easy to understand, the following will be combined with the drawings in the utility model embodiments to clearly and completely describe the technical solutions in the utility model embodiments. Obviously, the embodiments described below are only part of the utility model embodiments, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] In the description of the present invention, it should be understood that the terms "upper", "lower", "top", "bottom", "inside", "outside", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. It should be noted that when a component is considered to be "connected" to another component, it may be directly connected to the other component or there may be a centrally arranged component at the same time.

[0034] The technical solution of the utility model is further explained below with reference to the accompanying drawings and through specific implementation methods.

[0035] like Figures 1 to 6 As shown, the embodiment of the utility model provides a toy car, including a car body 1, a connecting frame 2, a circuit board 3, a rear wheel driving mechanism 4, a front wheel steering mechanism 5 and a battery compartment 6;

[0036] The rear wheel driving mechanism 4 is arranged at the rear of the vehicle body 1, and the rear wheel driving mechanism 4 is detachably connected to the vehicle body 1 through the connecting frame 2, and the rear wheel driving mechanism 4 is used to drive the vehicle body 1 to move, so as to realize the forward or backward movement of the toy car, and the front wheel steering mechanism 5 is arranged at the front of the vehicle body 1, and the front wheel steering mechanism 5 is used to drive the vehicle body 1 to turn when in a moving state, so as to realize left and right turns, thereby providing users with a richer and more interesting play experience;

[0037] The circuit board 3 is arranged in the vehicle body 1, the rear wheel drive mechanism 4 and the front wheel steering mechanism 5 are electrically connected to the circuit board 3 respectively, and the two battery compartments 6 are respectively arranged on both sides of the vehicle body 1, and the battery compartments 6 are used to load batteries to power the rear wheel drive mechanism 4 and the front wheel steering mechanism 5; in this embodiment, a control module is provided on the circuit board 3, and is connected to the remote control through a signal, so as to realize the movement or steering control of the toy car through the remote control; by arranging the battery compartments 6 on both sides of the vehicle body 1, the overall weight of the toy car can be balanced, thereby improving the overall balance and stability of the toy car; in addition, arranging the battery compartments 6 on both sides of the vehicle body 1 can facilitate maintenance and replacement of batteries.

[0038] The front wheel steering mechanism 5 includes a front frame 51, a front wheel 52, a steering arm 53, a tie rod 54 and a steering swing assembly 55; the front frame 51 is arranged at the front part of the vehicle body 1, the two front wheels 52 are respectively connected to the side ends of the front frame 51 through the steering arms 53, the two steering arms 53 are connected through the tie rod 54, the steering swing assembly 55 is arranged in the vehicle body 1 and connected to the middle part of the tie rod 54 to drive the tie rod 54 to swing laterally; when the steering swing assembly 55 moves, it will drive the tie rod 54 to push and pull laterally, thereby driving the front wheel 52 to swing through the steering arm 53, thereby realizing reversing.

[0039] like Figures 4 to 6 As shown, the steering swing assembly 55 includes a steering motor 551, a reduction gear 552, a swing rod 553 and a limit plate 554. The output shaft of the steering motor 551 is connected to the input end of the reduction gear 552. The swing rod 553 is connected to the bottom of the reduction gear 552. The limit plate 554 is arranged at the front end of the reduction gear 552, and an arc groove 550 is arranged on the limit plate 554. The swing rod 553 passes through the arc groove 550 and is connected to the pull rod 54. The swing rod 553 is used to swing along the arc groove 550 as the reduction gear 552 rotates. When the steering motor 551 rotates, the swing rod 553 can be driven to swing through the reduction gear 552. The arc groove 550 on the limit plate 554 can limit the swing stroke of the swing rod 553 to prevent the steering amplitude of the front wheel 52 from being too large. In this embodiment, the reduction gear 552 is composed of a plurality of gears, and its purpose is to convert the high-speed rotation motion of the steering motor 551 into a low-speed high-torque motion that is more suitable for the swing of the swing rod 553.

[0040] like Figures 1 to 3As shown, further, the rear-wheel drive mechanism 4 includes a rear wheel 41, a fixing seat 42, a driving motor 43, a rotating shaft 44 and a clamp frame 45; the fixing seat 42 is detachably connected to the rear of the vehicle body 1 through the connecting frame 2, and a mounting groove 420 for loading the driving motor 43 is provided on the fixing seat 42, and the clamp frame 45 is connected to the fixing seat 42 by a snap-fit ​​connection to limit the driving motor 43 to be installed in the mounting groove 420. Such a configuration can facilitate the rapid assembly and fixation of the driving motor 43.

[0041] The rotating shaft 44 passes through the fixing seat 42 transversely, and the two ends of the rotating shaft 44 are respectively connected to one of the rear wheels 41. A first gear 441 is sleeved on the rotating shaft 44, and a second gear 442 is provided on the output shaft of the driving motor 43. The second gear 442 is meshingly connected with the first gear 441. The driving motor 43 is used to drive the rotating shaft 44 to rotate. When the driving motor 43 rotates, the rear wheel 41 connected to the rotating shaft 44 can be driven to rotate through the meshing transmission action of the second gear 442 and the first gear 441.

[0042] like Figures 4 to 6 As shown, further, the front wheel steering mechanism 5 also includes a slide bar 56, a spring 57 and a pressure cap 58. The slide bar 56 is vertically arranged on both sides of the front frame 51. The steering arm 53 is sleeved on the slide bar 56. The steering arm 53 can slide along the length direction of the slide bar 56. The pressure cap 58 is arranged on the top of the front frame 51, and the top of the slide bar 56 abuts against the bottom of the pressure cap 58. The spring 57 is arranged between the pressure cap 58 and the steering arm 53, and the spring 57 is used to apply an elastic force to the steering arm 53 to move downward. When the toy car travels on a rough and bumpy road, the front wheel 52 is bumped, which will cause the steering arm 53 to slide on the slide bar 56, and the spring 57 can apply an elastic force acting downward to the steering arm 53, thereby realizing the shock absorption effect of the steering arm 53; the setting of the pressure cap 58 can prevent the steering arm 53 from slipping off the slide bar 56.

[0043] Furthermore, the steering arm 53 is provided with a connecting rod 531 arranged downward, and the end of the pull rod 54 is provided with a snap ring sleeve 541, and the snap ring sleeve 541 is sleeved and connected with the connecting rod 531. With such a configuration, power can be transmitted to the front wheel 52 through the pull rod 54, thereby realizing the steering operation of the front wheel 52, and the assembly is convenient, and it only needs to insert the connecting rod 531 into the snap ring sleeve 541.

[0044] Furthermore, the front wheel steering mechanism 5 also includes a housing box 59, the steering swing assembly 55 is arranged in the housing box 59, and both sides of the housing box 59 are provided with avoidance grooves for the lateral push and pull activities of the pull rod 54. The housing box 59 is used as a container for accommodating and fixing the steering swing assembly 55. Such a configuration can prevent the steering swing assembly 55 from being damaged by the external environment.

[0045] like Figure 2 and Figure 4 As shown, further, a positioning groove 10 is provided on the vehicle body 1, and a positioning protrusion 591 for fitting and engaging with the positioning groove 10 is provided at the bottom of the accommodating box 59. Such an arrangement can facilitate the rapid assembly between the accommodating box 59 and the vehicle body 1.

[0046] like Figure 2 As shown, further, the two ends of the connecting frame 2 are detachably connected to the vehicle body 1 and the fixing seat 42 respectively by bolts. Such an arrangement can facilitate the rapid disassembly and assembly between the vehicle body 1 and the rear wheel drive mechanism 4.

[0047] like Figure 2 As shown, further, a switch button 11 is provided at the bottom of the vehicle body 1, and the switch button 11 is electrically connected to the circuit board 3 through a wire. By pressing or releasing the switch button 11, the start and stop of the toy car can be controlled through the circuit board 3.

[0048] As described above, the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments can still be modified, or some of the technical features can be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A toy car, characterized in that: It includes a vehicle body, a connecting frame, a circuit board, a rear wheel drive mechanism, a front wheel steering mechanism and a battery compartment; The rear wheel drive mechanism is arranged at the rear of the vehicle body, and the rear wheel drive mechanism is detachably connected to the vehicle body through the connecting frame, and the rear wheel drive mechanism is used to drive the vehicle body to move; The front wheel steering mechanism is arranged at the front part of the vehicle body, and is used to drive the vehicle body to turn when it is in a moving state; The circuit board is arranged in the vehicle body, the rear wheel drive mechanism and the front wheel steering mechanism are electrically connected to the circuit board respectively, and the two battery compartments are arranged on both sides of the vehicle body respectively, and the battery compartments are used to load batteries to supply power to the rear wheel drive mechanism and the front wheel steering mechanism; The front wheel steering mechanism comprises a front frame, a front wheel, a steering arm, a tie rod and a steering swing assembly; the front frame is arranged at the front part of the vehicle body, the two front wheels are respectively connected to the side ends of the front frame through the steering arms, the two steering arms are connected through the tie rod, the steering swing assembly is arranged in the vehicle body and connected to the middle part of the tie rod, so as to drive the tie rod to swing laterally; The steering swing assembly includes a steering motor, a reduction gear, a swing rod and a limit plate. The output shaft of the steering motor is connected to the input end of the reduction gear. The swing rod is connected to the bottom of the reduction gear. The limit plate is arranged at the front end of the reduction gear, and an arc groove is arranged on the limit plate. The swing rod passes through the arc groove and is connected to the pull rod. The swing rod is used to swing along the arc groove as the reduction gear rotates.

2. The toy car according to claim 1, characterized in that: The rear wheel drive mechanism comprises a rear wheel, a fixing seat, a driving motor, a rotating shaft and a clamp frame; The fixing seat is detachably connected to the rear part of the vehicle body through the connecting frame, and a mounting groove for loading the driving motor is provided on the fixing seat. The clamping frame is connected to the fixing seat through a buckle to limit the driving motor to be installed in the mounting groove; The rotating shaft passes through the fixing seat horizontally, and the two ends of the rotating shaft are respectively connected to one of the rear wheels. A first gear is sleeved on the rotating shaft, and a second gear is disposed on the output shaft of the driving motor. The second gear is meshed and connected with the first gear. The driving motor is used to drive the rotating shaft to rotate.

3. The toy car according to claim 1, characterized in that: The front wheel steering mechanism also includes a slide bar, a spring and a pressure cover, wherein the slide bar is vertically arranged on both sides of the front frame, the steering arm is sleeved on the slide bar, and the steering arm can slide along the length direction of the slide bar; The pressure cover is arranged on the top of the front frame, and the top end of the slide rod is in contact with the bottom of the pressure cover. The spring is arranged between the pressure cover and the steering arm, and the spring is used to apply an elastic force for the steering arm to move downward.

4. The toy car according to claim 3, characterized in that: The steering arm is provided with a connecting rod arranged downwards, and the end of the pull rod is provided with a snap ring sleeve, and the snap ring sleeve is connected with the connecting rod sleeve.

5. The toy car according to claim 1, characterized in that: The front wheel steering mechanism also includes a containing box, the steering swing assembly is arranged in the containing box, and both sides of the containing box are provided with avoidance grooves for the pull rod to push and pull horizontally.

6. The toy car according to claim 5, characterized in that: The vehicle body is provided with a positioning groove, and the bottom of the accommodating box is provided with a positioning protrusion for matching and clamping with the positioning groove.

7. The toy car according to claim 2, characterized in that: The two ends of the connecting frame are detachably connected to the vehicle body and the fixing seat through bolts.

8. The toy car according to claim 1, characterized in that: A switch button is provided at the bottom of the vehicle body, and the switch button is electrically connected to the circuit board through a wire.

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