CN115258016A - Children electric vehicle - Google Patents
Children electric vehicle Download PDFInfo
- Publication number
- CN115258016A CN115258016A CN202210857377.3A CN202210857377A CN115258016A CN 115258016 A CN115258016 A CN 115258016A CN 202210857377 A CN202210857377 A CN 202210857377A CN 115258016 A CN115258016 A CN 115258016A
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- Prior art keywords
- front wheel
- wheel
- connecting rod
- rear wheel
- steering
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- 230000001360 synchronised effect Effects 0.000 claims abstract description 99
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K9/00—Children's cycles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K5/00—Cycles with handlebars, equipped with three or more main road wheels
- B62K5/01—Motorcycles with four or more wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K5/00—Cycles with handlebars, equipped with three or more main road wheels
- B62K5/08—Cycles with handlebars, equipped with three or more main road wheels with steering devices acting on two or more wheels
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Cycles, And Cycles In General (AREA)
Abstract
The invention discloses a children electric vehicle which comprises a vehicle chassis frame, a seat arranged on the vehicle chassis frame, a front wheel synchronous steering mechanism arranged at the front part of the vehicle chassis frame, a rear wheel synchronous steering mechanism arranged at the rear part of the vehicle chassis frame, a front wheel synchronous steering control mechanism and a rear wheel synchronous steering control mechanism, a front wheel steering control component used for controlling the steering of the children electric vehicle, an electric motor used for driving the children electric vehicle to move forward, and a storage battery used for providing a power supply for the electric motor, wherein the front wheel synchronous steering control mechanism and the rear wheel synchronous steering control mechanism comprise a front connecting rod and a rear connecting rod. When the children electric vehicle is steered through the front wheel steering control assembly, the front wheel and the rear wheel of the children electric vehicle can be steered simultaneously, the steering radius of the children electric vehicle is reduced, the children electric vehicle can be used in places with small floor area, and the children electric vehicle is convenient to use.
Description
Technical Field
The invention relates to an electric vehicle for children.
Background
The children electric vehicle among the prior art only front wheel when turning to turns to, and the rear wheel keeps former direction motionless, and such children electric vehicle needs great radius that turns to when turning to require the area in the place that children electric vehicle used also great, make children electric vehicle use inconvenient.
Disclosure of Invention
The invention aims to provide a children electric vehicle with front and rear wheels capable of synchronously steering.
In order to achieve the purpose, the invention adopts the technical scheme that:
the present invention provides an electric vehicle for children, comprising: a chassis frame; the seat is arranged on the chassis frame of the vehicle and is used for seating a child; the front wheel synchronous steering mechanism comprises a left front wheel assembly, a right front wheel assembly and a front wheel synchronous steering connecting rod, wherein the front wheel synchronous steering connecting rod is used for connecting the left front wheel assembly and the right front wheel assembly, the front wheel synchronous steering connecting rod is used for enabling the left front wheel assembly and the right front wheel assembly to be capable of synchronously steering, the left front wheel assembly comprises a left front wheel, and the right front wheel assembly comprises a right front wheel; the rear wheel synchronous steering mechanism comprises a left rear wheel component, a right rear wheel component and a rear wheel synchronous steering connecting rod for connecting the left rear wheel component and the right rear wheel component, wherein the rear wheel synchronous steering connecting rod is used for enabling the left rear wheel component and the right rear wheel component to be capable of synchronously steering; the front wheel steering control assembly comprises a steering rod, and the steering rod is used for driving the front wheel synchronous steering connecting rod to move along the left-right direction so that the left front wheel assembly and the right front wheel assembly can be steered synchronously; the motor is used for driving at least one of the left front wheel, the right front wheel, the left rear wheel and the right rear wheel to rotate; the storage battery is used for providing power supply for the motor; the front and rear wheel synchronous steering control mechanism comprises a front connecting rod and a rear connecting rod, wherein one of the rear end part of the front connecting rod and the front end part of the rear connecting rod is provided with a middle guide groove, the other one is connected with a middle guide pin, and the middle guide pin is inserted into the middle guide groove so that the front and rear wheel synchronous steering control mechanism can slide and can be rotationally connected; one of the front end part of the front connecting rod and the front wheel synchronous steering connecting rod is provided with a front guide groove, the other one is connected with a front guide pin, and the front guide pin is inserted into the front guide groove to ensure that the front guide pin and the front wheel synchronous steering connecting rod are connected in a sliding and rotating way; one of the rear end part of the rear connecting rod and the rear wheel synchronous steering connecting rod is provided with a rear guide groove, the other one is connected with a rear guide pin, and the rear guide pin is inserted into the rear guide groove so that the rear guide pin and the rear wheel synchronous steering connecting rod can be connected in a sliding and rotating way; the front connecting rod is pivotally connected with the chassis frame through a front connecting rod rotating shaft, and the front connecting rod rotating shaft is positioned between the front guide pin and the middle guide pin; the rear connecting rod is connected with the chassis frame through a rear connecting rod rotating shaft in a pivoting manner, and the rear connecting rod rotating shaft is positioned between the rear guide pin and the middle guide pin.
Preferably, the left front wheel assembly further comprises a left front wheel seat, the left front wheel seat comprises a left front wheel shaft extending along the horizontal direction and connected with the left front wheel, a left front wheel seat rotating shaft vertically connected with the left front wheel shaft and rotatably connected with the left front part of the chassis frame, and a left front wheel steering control rod connected with the left front wheel seat rotating shaft and extending backwards in the radial direction; the right front wheel assembly further comprises a right front wheel seat, the right front wheel seat comprises a right front wheel shaft, a right front wheel seat rotating shaft and a right front wheel steering control rod, the right front wheel shaft extends in the horizontal direction and is connected with the right front wheel, the right front wheel seat rotating shaft is vertically connected with the right front wheel shaft and is rotationally connected with the right front part of the chassis frame, and the right front wheel steering control rod is connected with the right front wheel seat rotating shaft and extends backwards in the radial direction.
Further preferably, in the front wheel synchronous steering mechanism, a left end portion of the front wheel synchronous steering link is pivotally connected to a rear end portion of the left front wheel steering control rod, and a right end portion of the front wheel synchronous steering link is pivotally connected to a rear end portion of the right front wheel steering control rod.
Further preferably, the front wheel steering control assembly further comprises a steering wheel connected to the upper end portion of the steering rod, and a front eccentric member having a central input shaft and an eccentric output shaft, the steering rod is rotatably connected to the chassis frame, the lower portion of the steering rod is in transmission connection with the central input shaft of the front eccentric member, a steering guide groove is formed in the middle of the front wheel synchronous steering connecting rod, and the eccentric output shaft of the front eccentric member is inserted into the steering guide groove, so that the steering guide groove and the eccentric output shaft are in sliding and rotating connection.
Preferably, the left rear wheel assembly further comprises a left rear wheel seat, the left rear wheel seat comprises a left rear wheel shaft extending along the horizontal direction and connected with the left rear wheel, a left rear wheel seat rotating shaft vertically connected with the left rear wheel shaft and rotatably connected with the left rear part of the chassis frame, and a left rear wheel steering control rod connected with the left rear wheel seat rotating shaft and extending forwards in the radial direction; the right rear wheel assembly further comprises a right rear wheel seat, the right rear wheel seat comprises a right rear wheel shaft extending along the horizontal direction and connected with the right rear wheel, a right rear wheel seat rotating shaft vertically connected with the right rear wheel shaft and rotationally connected with the right rear part of the chassis frame, and a right rear wheel steering control rod connected with the right rear wheel seat rotating shaft and extending forwards in the radial direction.
Further preferably, in the rear wheel synchronous steering mechanism, a left end portion of the rear wheel synchronous steering link is pivotally connected to a front end portion of the left rear wheel steering control lever, and a right end portion of the rear wheel synchronous steering link is pivotally connected to a front end portion of the right rear wheel steering control lever.
Preferably, a front swing rod extending backwards is fixedly connected to the middle of the front wheel synchronous steering link, a front guide groove is formed in one of the front end portion of the front link and the rear end portion of the front swing rod, a front guide pin is connected to the other of the front end portion of the front link and the rear end portion of the front swing rod, and the front guide pin is inserted into the front guide groove.
Preferably, a rear swing rod extending forwards is fixedly connected to the middle of the rear wheel synchronous steering link, one of the rear end of the rear link and the front end of the rear swing rod is provided with a rear guide groove, the other is connected with a rear guide pin, and the rear guide pin is inserted into the rear guide groove.
According to some preferred embodiments, the left front wheel axle, the left front wheel seat rotating shaft and the left front wheel steering control rod are fixedly connected into a whole, and the right front wheel axle, the right front wheel seat rotating shaft and the right front wheel steering control rod are also fixedly connected into a whole.
According to some preferred embodiments, the left rear wheel axle, the left rear wheel base rotating shaft and the left rear wheel steering control rod are all fixedly connected into a whole, and the right rear wheel axle, the right rear wheel base rotating shaft and the right rear wheel steering control rod are also all fixedly connected into a whole.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
when the children electric vehicle is steered through the front wheel steering control assembly, the front wheel and the rear wheel of the children electric vehicle can be steered simultaneously, the steering radius of the children electric vehicle is reduced, the children electric vehicle can be used in places with small floor area, and the children electric vehicle is convenient to use.
Drawings
FIG. 1 is a schematic perspective view of a children electric car according to the present invention;
FIG. 2 is an exploded view of the children's electric vehicle of the present invention;
FIG. 3 is a side view of the children's electric vehicle of the present invention;
FIG. 4 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a bottom view of the electric children's vehicle of the present invention in a straight-ahead position;
FIG. 6 is a bottom view of the electric children's vehicle of the present invention during the transition from the straight-driving state to the left-turning state;
FIG. 7 is a bottom view of the electric vehicle for children of the present invention in a left turn state;
FIG. 8 is a bottom view of the electric vehicle for children of the present invention in a right-turn state;
FIG. 9 is a schematic perspective view of a second electric children's vehicle according to the present invention;
wherein, 1, a chassis frame;
2. a seat;
3. a front wheel synchronous steering mechanism; 31. a left front wheel; 32. a left front wheel seat; 321. a left front axle; 322. a left front wheel base shaft; 323. a left front wheel steering control lever; 33. a right front wheel; 34. a right front wheel mount; 341. a right front axle; 342. a right front wheel seat rotating shaft; 343. a right front wheel steering control lever; 35. a front wheel synchronous steering connecting rod; 351. a front wheel synchronous steering connecting rod body; 352. a front swing link; 3521. a front guide groove; 3522. a steering guide groove; 353. a limiting part;
4. a rear wheel synchronous steering mechanism; 41. a left rear wheel; 42. a left rear wheel seat; 421. a left rear axle; 422. a left rear wheel base rotating shaft; 423. a left rear wheel steering control lever; 43. a right rear wheel; 44. a right rear wheel seat; 441. a right rear axle; 442. a right rear wheel base shaft; 443. a right rear wheel steering control lever; 45. the rear wheel synchronously turns to the tie rod; 451. the rear wheel synchronous steering connecting rod body; 452. a rear swing link; 4521. a rear guide groove;
5. a front wheel steering control assembly; 51. a steering lever; 52. a steering wheel; 53. a front eccentric; 531. a central input shaft; 532. an eccentric output shaft;
6. a front and rear wheel synchronous steering control mechanism; 61. a front link; 611. a leader pin; 612. a middle guide groove; 62. a rear connecting rod; 621. a middle guide pin; 622. a back guide pin; 63. a front link shaft; 64. a rear connecting rod rotating shaft;
7. a gear box.
Detailed Description
The present invention will be further described with reference to the following examples. However, the present invention is not limited to the following examples. The implementation conditions adopted in the embodiments can be further adjusted according to different requirements of specific use, and the implementation conditions not noted are conventional conditions in the industry. The technical features of the embodiments of the present invention may be combined with each other as long as they do not conflict with each other.
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the embodiments of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the embodiments of the present invention, it should be understood that the terms "front", "rear", "left", "right", and the like refer to directions or positional relationships that are observed by a child when the children's electric vehicle is in a driving state and the child is normally seated in the children's electric vehicle, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the embodiments of the present invention.
The following disclosure provides many different embodiments or examples for implementing different configurations of embodiments of the invention. To simplify the disclosure of embodiments of the invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the invention. Moreover, embodiments of the present invention may repeat reference numerals and/or reference letters in the various examples for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or configurations discussed.
Referring to fig. 1, 2 and 9, the electric vehicle for children comprises a chassis frame 1, a seat 2 arranged on the chassis frame 1, a front wheel synchronous steering mechanism 3 arranged at the bottom front part of the chassis frame 1, a rear wheel synchronous steering mechanism 4 arranged at the bottom rear part of the chassis frame 1, a front wheel synchronous steering control mechanism 6, a front wheel steering control assembly 5, an electric motor (not shown in the figures) for driving the electric vehicle for children to move, and a storage battery (not shown in the figures) for providing power for the electric motor. The front wheel synchronous steering mechanism 3 comprises a left front wheel assembly, a right front wheel assembly and a front wheel synchronous steering connecting rod 35; the rear wheel synchronous steering mechanism 4 comprises a left rear wheel component, a right rear wheel component and a rear wheel synchronous steering connecting rod 45.
The front-rear wheel synchronous steering control mechanism 6 includes a front link 61 and a rear link 62.
Referring to fig. 2 and 4, one of the rear end of the front link 61 and the front end of the rear link 62 is provided with a middle guide groove 612, and the other is connected with a middle guide pin 621, and the middle guide pin 621 is inserted into the middle guide groove 612 so that the two are connected in a sliding and rotating manner; one of the front end of the front link 61 and the front wheel synchronous steering link 35 is provided with a front guide groove 3521, the other is connected with a front guide pin 611, and the front guide pin 611 is inserted into the front guide groove 3521 so that the front guide pin and the front wheel synchronous steering link can slide and rotate; one of the rear end portion of the rear link 62 and the rear wheel synchronous steering link 45 is provided with a rear guide groove 4521, and the other is connected with a rear guide pin 622, and the rear guide pin 622 is inserted into the rear guide groove 4521 so as to be connected in a sliding and rotating manner; the front connecting rod 61 is pivotally connected with the chassis frame 1 through a front connecting rod rotating shaft 63, and the front connecting rod rotating shaft 63 is positioned between the front guide pin 611 and the middle guide pin 621; the rear connecting rod 62 is pivotally connected with the chassis 1 through a rear connecting rod rotating shaft 64, and the rear connecting rod rotating shaft 64 is positioned between the rear guide pin 622 and the middle guide pin 621. Thus, when the front-wheel synchronous steering link 35 moves in the left-right direction, the rear-wheel synchronous steering link 45 can also move in the left-right direction under the drive of the front-wheel synchronous steering control mechanism 6, thereby achieving front-wheel and rear-wheel synchronous steering. In this embodiment, a front guide pin 611 is connected to a front end portion of the front link 61, a middle guide pin 621 is connected to a front end portion of the rear link 62, and a rear guide pin 622 is connected to a rear end portion of the rear link 62.
The front wheel synchronous steering link 35 connects the left and right front wheel assemblies for enabling the left and right front wheel assemblies to steer synchronously.
Specifically, referring to fig. 2 and 5, the left front wheel assembly includes a left front wheel 31 and a left front wheel seat 32, the left front wheel seat 32 includes a left front wheel axle 321, a left front wheel seat rotating shaft 322, and a left front wheel steering control lever 323, the left front wheel axle 321 extends in the horizontal direction and is connected to the left front wheel 31; the left front wheel base rotating shaft 322 is vertical and connected with the left front wheel shaft 321 and is rotationally connected with the left front part of the chassis frame 1; the left front wheel steering control rod 323 is fixedly connected to the left front wheel seat rotating shaft 322 and extends radially rearward along the left front wheel seat rotating shaft 322, and a rear end portion of the left front wheel steering control rod 323 is pivotally connected to a left end portion of the front wheel synchronous steering link 35. The right front wheel assembly includes a right front wheel 33 and a right front wheel seat 34, the right front wheel seat 34 includes a right front wheel axle 341, a right front wheel seat spindle 342, and a right front wheel steering lever 343, the right front wheel axle 341 extends in the horizontal direction and is connected to the right front wheel 33; the right front wheel seat rotating shaft 342 is vertically connected with the right front wheel shaft 341 and is rotationally connected with the right front part of the chassis frame 1; the right front wheel steering control rod 343 is fixedly connected to the right front wheel seat rotating shaft 342 and extends radially rearward along the right front wheel seat rotating shaft 342, and a rear end portion of the right front wheel steering control rod 343 is pivotally connected to a right end portion of the front wheel synchronous steering link 35.
Further, the front wheel synchronous steering link 35 comprises a front wheel synchronous steering link body 351, a front swing rod 352 fixedly connected to the middle of the front wheel synchronous steering link body 351 and extending backwards, and the left end and the right end of the front wheel synchronous steering link body 351 are respectively in pivot connection with the rear end of the left front wheel steering control rod 323 and the rear end of the right front wheel steering control rod 343; the rear end of the front swing link 352 is provided with a front guide slot 3521. The front swing link 352 is further provided with a steering guide slot 3522 capable of being connected with the front wheel steering control assembly 5, so that the front wheel synchronous steering link 35 can move in the left-right direction under the driving of the front wheel steering control assembly 5.
The rear wheel synchronous steering link 45 connects the left rear wheel assembly and the right rear wheel assembly so that the left rear wheel assembly and the right rear wheel assembly can be steered synchronously.
Specifically, referring to fig. 2 and 5, the left rear wheel assembly includes a left rear wheel 41 and a left rear wheel seat 42, the left rear wheel seat 42 includes a left rear axle 421, a left rear wheel seat rotating shaft 422, and a left rear wheel steering control rod 423, the left rear axle 421 extends in the horizontal direction and is connected with the left rear wheel 41; the left rear wheel base rotating shaft 422 is vertically connected with the left rear wheel shaft 421 and is rotationally connected with the left rear part of the chassis frame 1; the left rear wheel steering control rod 423 is fixedly connected to the left rear wheel seat rotating shaft 422 and extends forward along the radial direction of the left rear wheel seat rotating shaft 422, and the front end portion of the left rear wheel steering control rod 423 is pivotally connected to the left end portion of the rear wheel synchronous steering connecting rod 45. The right rear wheel assembly comprises a right rear wheel 43 and a right rear wheel seat 44, the right rear wheel seat 44 comprises a right rear wheel axle 441, a right rear wheel seat rotating shaft 442 and a right rear wheel steering control rod 443, and the right rear wheel axle 441 extends in the horizontal direction and is connected with the right rear wheel 43; the right rear wheel seat rotating shaft 442 is vertically connected to the right rear wheel shaft 441 and is rotatably connected with the right rear part of the chassis frame 1; the right rear wheel steering control rod 443 is fixedly connected to the right rear wheel base rotation shaft 442 and extends radially forward along the right rear wheel base rotation shaft 442, and a front end portion of the right rear wheel steering control rod 443 is pivotally connected to a right end portion of the rear wheel synchronous steering link 45.
Further, the rear wheel synchronous steering link 45 includes a rear wheel synchronous steering link body 451, and a rear swing rod 452 fixedly connected to a middle portion of the rear wheel synchronous steering link body 451 and extending forward, and left and right end portions of the rear wheel synchronous steering link body 451 are respectively pivotally connected to front end portions of the left and right rear wheel steering control rods 423 and 443; the front end of the rear swing link 452 is provided with a rear guide groove 4521.
The left end and the right end of the front wheel synchronous steering connecting rod 35 and the rear wheel synchronous steering connecting rod 45 are both provided with a limiting part 353, and the limiting parts 353 are used for limiting the steering angle so as to ensure the use safety.
In this embodiment, the left front wheel axle 321, the left front wheel seat rotating shaft 322 and the left front wheel steering control rod 323 are fixedly connected into a whole; the right front wheel shaft 341, the right front wheel seat rotating shaft 342 and the right front wheel steering control rod 343 are fixedly connected into a whole; the left rear wheel shaft 421, the left rear wheel seat rotating shaft 422 and the left rear wheel steering control rod 423 are fixedly connected into a whole; the right rear wheel shaft 441, the right rear wheel base rotating shaft 442, and the right rear wheel steering control rod 443 are fixedly connected as a whole. When the front wheel synchronous steering link 35 and the rear wheel synchronous steering link 45 move in the left-right direction, the left front wheel 31, the right front wheel 33, the left rear wheel 41 and the right rear wheel 43 can be steered by the left front wheel seat 32, the right front wheel seat 34, the left rear wheel seat 42 and the right rear wheel seat 44, respectively.
Referring to fig. 2 and 4, the front wheel steering control assembly 5 includes a steering rod 51, a steering wheel 52 connected to an upper end portion of the steering rod 51, and a front eccentric member 53 having a central input shaft 531 and an eccentric output shaft 532, the steering rod 51 is rotatably connected to the bogie 1, a lower portion of the steering rod 51 is drivingly connected to the central input shaft 531 of the front eccentric member 53, and the eccentric output shaft 532 of the front eccentric member 53 is inserted into the steering guide groove 3522 of the front wheel synchronous steering link body 351, so that the front wheel synchronous steering link 35 is movable to the left and right by the driving of the front eccentric member 53. Specifically, the central input shaft 531 of the front eccentric 53 coincides with the axial center line of the steering rod 51, and the eccentric output shaft 532 is parallel to or intersects the central input shaft 531. In this embodiment, the central input shaft 531 of the front eccentric member 53 is parallel to the eccentric output shaft 532, and the front eccentric member 53 is substantially "U" shaped.
And a motor (not shown) for driving at least one of the left front wheel 31, the right front wheel 33, the left rear wheel 41 and the right rear wheel 43 to rotate. In this embodiment, the electric vehicle for children further includes a gear box 7, the gear box 7 is disposed on the left rear wheel 41, in other embodiments, the gear box 7 may also be disposed at other positions, and the gear box 7 can drive the left rear wheel 41 to rotate under the driving of the motor.
The working principle of the children electric vehicle is as follows:
when the children electric vehicle needs to turn during running, for example, when the children electric vehicle turns left, the steering wheel 52 is operated to rotate anticlockwise, the steering rod 51 is driven to rotate anticlockwise, so that the eccentric output shaft 532 of the front eccentric part 53 moves rightwards, and the front wheel synchronous steering connecting rod 35 is driven to move rightwards; on the other hand, referring to fig. 6, the right movement of the front wheel synchronous steering link 35 can drive the front end of the front link 61 to move to the right, so that the front link 61 can rotate clockwise around the axis of the front link rotating shaft 63 to move the rear end of the front link 61 to the left, and the front end of the rear link 62 can move to the left, so that the rear link 62 can rotate counterclockwise around the axis of the rear link rotating shaft 64 to move the rear end of the rear link 62 to the right, and the rear wheel synchronous steering link 45 can be driven to move to the right, so that the left rear wheel seat rotating shaft 422 and the right rear wheel seat rotating shaft 442 can rotate clockwise, and the left rear wheel 41 and the right rear wheel 43 can be driven to rotate to the right, so that the children electric vehicle enters a left-turning state (see fig. 7) and can realize a left turn. Similarly, when the electric child car needs to turn right, the steering wheel 52 is operated to rotate clockwise, so that the electric child car enters a right-turning state (see fig. 8), and then the right-turning can be realized.
The present invention has been described in detail in order to enable those skilled in the art to understand the invention and to practice it, and it is not intended to limit the scope of the invention, and all equivalent changes and modifications made according to the spirit of the present invention should be covered by the present invention.
Claims (10)
1. A children's electric vehicle comprising:
a chassis frame;
the seat is arranged on the chassis frame of the vehicle and is used for seating a child;
the front wheel synchronous steering mechanism comprises a left front wheel assembly, a right front wheel assembly and a front wheel synchronous steering connecting rod, wherein the front wheel synchronous steering connecting rod is used for connecting the left front wheel assembly and the right front wheel assembly, the front wheel synchronous steering connecting rod is used for enabling the left front wheel assembly and the right front wheel assembly to be capable of synchronously steering, the left front wheel assembly comprises a left front wheel, and the right front wheel assembly comprises a right front wheel;
the rear wheel synchronous steering mechanism comprises a left rear wheel component, a right rear wheel component and a rear wheel synchronous steering connecting rod for connecting the left rear wheel component and the right rear wheel component, wherein the rear wheel synchronous steering connecting rod is used for enabling the left rear wheel component and the right rear wheel component to be capable of synchronously steering;
the front wheel steering control assembly comprises a steering rod, and the steering rod is used for driving the front wheel synchronous steering connecting rod to move along the left-right direction so that the left front wheel assembly and the right front wheel assembly can be steered synchronously;
the motor is used for driving at least one of the left front wheel, the right front wheel, the left rear wheel and the right rear wheel to rotate;
the storage battery is used for providing power supply for the motor;
a front and rear wheel synchronous steering control mechanism;
the method is characterized in that:
the front and rear wheel synchronous steering control mechanism comprises a front connecting rod and a rear connecting rod, wherein one of the rear end part of the front connecting rod and the front end part of the rear connecting rod is provided with a middle guide groove, the other one is connected with a middle guide pin, and the middle guide pin is inserted into the middle guide groove to ensure that the middle guide pin and the middle guide groove are connected in a sliding and rotating way; one of the front end part of the front connecting rod and the front wheel synchronous steering connecting rod is provided with a front guide groove, the other one of the front end part of the front connecting rod and the front wheel synchronous steering connecting rod is connected with a front guide pin, and the front guide pin is inserted into the front guide groove to ensure that the front guide pin and the front wheel synchronous steering connecting rod are connected in a sliding and rotating way; one of the rear end part of the rear connecting rod and the rear wheel synchronous steering connecting rod is provided with a rear guide groove, the other one is connected with a rear guide pin, and the rear guide pin is inserted into the rear guide groove to ensure that the rear guide pin and the rear guide pin are connected in a sliding and rotating way; the front connecting rod is pivotally connected with the chassis frame through a front connecting rod rotating shaft, and the front connecting rod rotating shaft is positioned between the front guide pin and the middle guide pin; the rear connecting rod is connected with the chassis frame through a rear connecting rod rotating shaft in a pivoting manner, and the rear connecting rod rotating shaft is positioned between the rear guide pin and the middle guide pin.
2. The children's electric vehicle according to claim 1, wherein: the left front wheel assembly also comprises a left front wheel seat, the left front wheel seat comprises a left front wheel shaft extending along the horizontal direction and connected with the left front wheel, a left front wheel seat rotating shaft vertically connected with the left front wheel shaft and rotationally connected with the left front part of the chassis frame, and a left front wheel steering control rod connected with the left front wheel seat rotating shaft and extending backwards in the radial direction;
the right front wheel assembly further comprises a right front wheel seat, the right front wheel seat comprises a right front wheel shaft, a right front wheel seat rotating shaft and a right front wheel steering control rod, the right front wheel shaft extends along the horizontal direction and is connected with the right front wheel, the right front wheel seat rotating shaft is vertically connected with the right front wheel shaft and is rotationally connected with the right front part of the chassis frame, and the right front wheel steering control rod is connected with the right front wheel seat rotating shaft and extends backwards in the radial direction.
3. The children's electric vehicle according to claim 2, wherein: in the front wheel synchronous steering mechanism, the left end part of the front wheel synchronous steering connecting rod is in pivot rotating connection with the rear end part of the left front wheel steering control rod, and the right end part of the front wheel synchronous steering connecting rod is in pivot rotating connection with the rear end part of the right front wheel steering control rod.
4. The children's electric vehicle according to claim 1, wherein: the front wheel steering control assembly further comprises a steering wheel connected to the upper end portion of the steering rod and a front eccentric part with a central input shaft and an eccentric output shaft, the steering rod is connected with the chassis frame in a rotating mode, the lower portion of the steering rod is connected to the central input shaft of the front eccentric part in a transmission mode, a steering guide groove is formed in the middle of the front wheel synchronous steering connecting rod, and the eccentric output shaft of the front eccentric part is inserted into the steering guide groove, so that the front wheel synchronous steering connecting rod and the front wheel synchronous steering connecting rod are connected in a sliding mode and a rotating mode.
5. The children's electric vehicle according to claim 1, wherein: the left rear wheel assembly also comprises a left rear wheel seat, the left rear wheel seat comprises a left rear wheel shaft extending along the horizontal direction and connected with the left rear wheel, a left rear wheel seat rotating shaft vertically connected with the left rear wheel shaft and rotationally connected with the left rear part of the chassis frame, and a left rear wheel steering control rod connected with the left rear wheel seat rotating shaft and extending forwards in the radial direction;
the right rear wheel assembly further comprises a right rear wheel seat, the right rear wheel seat comprises a right rear wheel shaft, a right rear wheel seat rotating shaft and a right rear wheel steering control rod, the right rear wheel shaft extends along the horizontal direction and is connected with the right rear wheel, the right rear wheel seat rotating shaft is vertically connected with the right rear wheel shaft and is rotationally connected with the right rear part of the chassis frame, and the right rear wheel steering control rod is connected with the right rear wheel seat rotating shaft and extends forwards in the radial direction.
6. The children's electric vehicle of claim 5, wherein: in the rear wheel synchronous steering mechanism, the left end part of the rear wheel synchronous steering connecting rod is pivoted with the front end part of the left rear wheel steering control rod, and the right end part of the rear wheel synchronous steering connecting rod is pivoted with the front end part of the right rear wheel steering control rod.
7. The children's electric vehicle according to claim 1, wherein: the middle part of the front wheel synchronous steering connecting rod is fixedly connected with a front swing rod extending backwards, one of the front end part of the front connecting rod and the rear end part of the front swing rod is provided with a front guide groove, the other one is connected with a front guide pin, and the front guide pin is inserted into the front guide groove.
8. The children's electric vehicle according to claim 1, wherein: the middle part of the rear wheel synchronous steering connecting rod is fixedly connected with a rear swing rod extending forwards, one of the rear end part of the rear connecting rod and the front end part of the rear swing rod is provided with a rear guide groove, the other one is connected with a rear guide pin, and the rear guide pin is inserted into the rear guide groove.
9. The children's electric vehicle according to claim 2, wherein: the left front wheel shaft, the left front wheel seat rotating shaft and the left front wheel steering control rod are all fixedly connected into a whole, and the right front wheel shaft, the right front wheel seat rotating shaft and the right front wheel steering control rod are also all fixedly connected into a whole.
10. The children's electric vehicle according to claim 5, wherein: the left rear wheel shaft, the left rear wheel seat rotating shaft and the left rear wheel steering control rod are fixedly connected into a whole, and the right rear wheel shaft, the right rear wheel seat rotating shaft and the right rear wheel steering control rod are also fixedly connected into a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210857377.3A CN115258016B (en) | 2022-07-20 | Child electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210857377.3A CN115258016B (en) | 2022-07-20 | Child electric vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115258016A true CN115258016A (en) | 2022-11-01 |
| CN115258016B CN115258016B (en) | 2024-06-04 |
Family
ID=
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| GB2026331A (en) * | 1978-06-26 | 1980-02-06 | Masudaya Toy Co | Toy car |
| JPH06182008A (en) * | 1991-04-08 | 1994-07-05 | Matsuda Kosan Kk | Guided golf cart |
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