CN218662221U

CN218662221U - Double-rocker self-balancing electric vehicle frame

Info

Publication number: CN218662221U
Application number: CN202223360751.3U
Authority: CN
Inventors: 尚青
Original assignee: Taizhou Luqiao Sanda Electronic Appliance Co ltd
Current assignee: Taizhou Luqiao Sanda Electronic Appliance Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-03-21
Anticipated expiration: 2032-12-13

Abstract

The utility model relates to a double-rocker self-balancing electric vehicle frame, which comprises a main vehicle frame, a front vehicle frame arranged on the main vehicle frame, a front wheel arranged on the front vehicle frame, a rear vehicle frame arranged on the main vehicle frame, a rear wheel arranged on the rear vehicle frame, and a self-balancing component arranged on the rear vehicle frame; the self-balancing assembly comprises a supporting plate fixedly arranged on the rear frame, a first through groove arranged on the rear frame, a second through groove arranged on the rear frame, a first bearing shaft fixedly arranged on the first through groove and a second bearing shaft fixedly arranged on the second through groove; this practicality is balanced through two rocking arms, and not only stability is good, and balanced effect is also good.

Description

Double-rocker self-balancing electric vehicle frame

Technical Field

The utility model relates to an electric vehicle frame technical field, specificly relate to a two rocking arm self-balancing electric vehicle frame.

Background

The working principle of the self-balancing vehicle is that a gyroscope and an acceleration sensor in the vehicle body are used for detecting the change of the body posture of a user, and a control system is used for accurately adjusting a driving motor so as to keep the self-balancing vehicle running stably.

Self-balancing electric motor car is widely used by people, but current self-balancing car is balanced through single rocking arm when using, is difficult to control when the automobile body inclines and balances, and then balanced effect is not good, and stability is relatively poor.

SUMMERY OF THE UTILITY MODEL

To the problem among the prior art, the utility model provides a two rocking arm self-balancing electric vehicle frame balances through two rocking arms, and not only stability is good, and balanced effect is also good.

The utility model provides a technical scheme that its technical problem adopted is: a double-rocker self-balancing electric vehicle frame comprises a main vehicle frame, a front vehicle frame arranged on the main vehicle frame, a front wheel arranged on the front vehicle frame, a rear vehicle frame arranged on the main vehicle frame, a rear wheel arranged on the rear vehicle frame and a self-balancing assembly arranged on the rear vehicle frame; the self-balancing assembly comprises a supporting plate fixedly arranged on the rear frame, a first through groove arranged on the rear frame, a second through groove arranged on the rear frame, a first bearing shaft fixedly arranged on the first through groove and a second bearing shaft fixedly arranged on the second through groove; when the electric vehicle inclines in the running process, the worm and gear speed reducing motor is started to drive the first rotating shaft, the second rotating shaft, the first rear rocker arm and the second rear rocker arm to rotate, the rotating direction is opposite to the inclining direction of the electric vehicle, meanwhile, the worm and gear speed reducing motor enables the rotating speed of the first rear rocker arm and the second rear rocker arm to be reduced, the electric vehicle cannot rotate too fast, the phenomenon that the electric vehicle falls down due to the fact that the electric vehicle inclines to the opposite direction too fast is avoided, and meanwhile, a certain balance effect is achieved; simultaneously through setting up two back rocking arms for the stability of back frame is better, and when the automobile body inclined, the double-rocker arm can play good self-balancing effect simultaneously.

Specifically, the self-balancing subassembly is still including running through the rotatable back bearing axle of locating on the rear wheel, the first rear wheel arm on the back bearing axle is located to the cover, the epaxial second rear wheel arm of back bearing is located to the cover, locate the first fluting on the first rear wheel arm, locate the second fluting on the second rear wheel arm, fix the first fixed axle of locating on the first rear wheel arm, fix the second fixed axle of locating on the second rear wheel arm, fix the third bearing shaft of locating on the first fixed axle, fix the fourth bearing shaft of locating on the second fixed axle of cover.

Specifically, the self-balancing subassembly still includes that the rotatable cover of one end is located on the third bearing axle and the rotatable cover of the other end is located the epaxial steering connecting rod of fourth bearing, the rotatable cover of one end is located the epaxial first back rocking arm of third bearing, the rotatable cover of one end is located the epaxial second back rocking arm of fourth bearing, one end is located on the first back rocking arm and the other end runs through the rotatable epaxial first pivot of first bearing of locating, one end is located on the second back rocking arm and the other end runs through the rotatable epaxial second pivot of locating second bearing.

Specifically, a gear is fixedly sleeved on the second rotating shaft.

Specifically, a worm gear speed reducing motor is arranged on the rear frame, and the other end of the worm gear speed reducing motor is meshed with the gear.

The steering linkage is provided with a sliding groove, one end of the sliding rod is fixedly arranged on the second rear rocker arm, the other end of the sliding rod is slidably arranged on the sliding groove, one end of the first spring is fixedly arranged on the sliding rod, the other end of the first spring is fixedly arranged on the steering linkage, one end of the second spring is fixedly arranged on the sliding rod, and the other end of the second spring is fixedly arranged on the steering linkage.

Specifically, the first through groove is in an arc-shaped setting, and the second through groove is in an arc-shaped setting.

The utility model has the advantages that:

when the electric vehicle inclines in the running process, the worm and gear speed reducing motor is started to drive the first rotating shaft, the second rotating shaft, the first rear rocker arm and the second rear rocker arm to rotate, the rotating direction is opposite to the inclining direction of the electric vehicle, meanwhile, the worm and gear speed reducing motor enables the rotating speed of the first rear rocker arm and the second rear rocker arm to be reduced, the electric vehicle cannot rotate too fast, the phenomenon that the electric vehicle falls down due to the fact that the electric vehicle inclines to the opposite direction too fast is avoided, and meanwhile, a certain balance effect is achieved; meanwhile, the two rear rocker arms are arranged, so that the stability of the rear frame is better, and the double rocker arms can play a good self-balancing effect when the vehicle body inclines; meanwhile, a quadrangle is formed between the steering connecting rod and the two rear rocker arms, so that the stabilizing effect is better, and the balancing effect is better.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a part of the structure of the present invention;

FIG. 3 is a front view of FIG. 2;

FIG. 4 is a top view of FIG. 2;

FIG. 5 isbase:Sub>A sectional view taken along line A-A of FIG. 4;

FIG. 6 is a cross-sectional view taken generally along line B-B of FIG. 5;

fig. 7 is an enlarged view of a point a in fig. 6.

In the figure: 1. a main frame; 2. a front frame; 3. a front wheel; 4. a rear frame; 5. a rear wheel; 6. a self-balancing assembly; 61. a support plate; 62. a first through groove; 63. a second through groove; 64. a first bearing shaft; 65. a second bearing shaft; 66. a rear bearing shaft; 67. a first rear wheel arm; 68. a second rear wheel arm; 69. a first slot; 610. a second slot; 611. a first fixed shaft; 612. a second fixed shaft; 613. a third bearing shaft; 614. a fourth bearing shaft; 615. a steering link; 616. a first rear rocker arm; 617. a second rear rocker arm; 618. a first rotating shaft; 619. a second rotating shaft; 6191. a gear; 41. a worm gear reduction motor; 6151. a chute; 6152. a slide bar; 6153. a first spring; 6154. a second spring.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-7, the dual-rocker self-balancing electric vehicle frame of the present invention comprises a main frame 1, a front frame 2 disposed on the main frame 1, a front wheel 3 disposed on the front frame 2, a rear frame 4 disposed on the main frame 1, a rear wheel 5 disposed on the rear frame 4, and a self-balancing assembly 6 disposed on the rear frame 4; the self-balancing assembly 6 comprises a support plate 61 fixedly arranged on the rear frame 4, a first through groove 62 arranged on the rear frame 4, a second through groove 63 arranged on the rear frame 4, a first bearing shaft 64 fixedly arranged on the first through groove 62, and a second bearing shaft 65 fixedly arranged on the second through groove 63; when the electric vehicle inclines in the running process, the worm and gear speed reducing motor is started to drive the first rotating shaft, the second rotating shaft, the first rear rocker arm and the second rear rocker arm to rotate, the rotating direction is opposite to the inclining direction of the electric vehicle, meanwhile, the worm and gear speed reducing motor enables the rotating speed of the first rear rocker arm and the second rear rocker arm to be reduced, the electric vehicle cannot rotate too fast, the phenomenon that the electric vehicle falls down due to the fact that the electric vehicle inclines to the opposite direction too fast is avoided, and meanwhile, a certain balance effect is achieved; simultaneously through setting up two back rocking arms for the stability of back frame is better, and when the automobile body inclined, the double-rocker arm can play good self-balancing effect simultaneously.

As shown in fig. 2, fig. 3, fig. 4 and fig. 6, the self-balancing assembly 6 further includes a rear bearing shaft 66 rotatably disposed on the rear wheel 5, a first rear wheel arm 67 sleeved on the rear bearing shaft 66, a second rear wheel arm 68 sleeved on the rear bearing shaft 66, a first open slot 69 disposed on the first rear wheel arm 67, a second open slot 610 disposed on the second rear wheel arm 68, a first fixing shaft 611 fixedly disposed on the first rear wheel arm 67, a second fixing shaft 612 fixedly disposed on the second rear wheel arm 68, a third bearing shaft 613 fixedly disposed on the first fixing shaft 611, and a fourth bearing shaft 614 fixedly sleeved on the second fixing shaft 612; the first fixing shaft and the second fixing shaft play a role in stable support.

As shown in fig. 2 and 5, the self-balancing assembly 6 further includes a steering link 615 having one end rotatably sleeved on the third bearing shaft 613 and the other end rotatably sleeved on the fourth bearing shaft 614, a first rear rocker arm 616 having one end rotatably sleeved on the third bearing shaft 613, a second rear rocker arm 617 having one end rotatably sleeved on the fourth bearing shaft 614, a first rotating shaft 618 having one end disposed on the first rear rocker arm 616 and the other end rotatably penetrating the first bearing shaft 64, and a second rotating shaft 619 having one end disposed on the second rear rocker arm 617 and the other end rotatably penetrating the second bearing shaft 65; when the electric vehicle inclines, the worm gear speed reducing motor drives the first rear rocker arm and the second rear rocker arm to rotate in opposite directions of the inclination of the electric vehicle, so that the main frame inclines in opposite directions through the two rear rocker arms, and self-balance is realized; meanwhile, a quadrangle is formed between the two rear rocker arms and the steering connecting rod, so that the balance effect is better, and the stability is good; two back rocking arms rotate simultaneously, and balanced effectual.

As shown in fig. 2, a gear 6191 is fixedly sleeved on the second rotating shaft 619.

As shown in fig. 2, a worm gear reduction motor 41 is arranged on the rear frame 4, and the other end of the worm gear reduction motor 41 is meshed with the gear 6191; the worm gear speed reducing motor is used for driving the gear to rotate.

As shown in fig. 7, the steering link 615 is provided with a sliding slot 6151, a sliding bar 6152 having one end fixedly disposed on the second rear rocker arm 617 and the other end slidably disposed on the sliding slot 6151, a first spring 6153 having one end fixedly disposed on the sliding bar 6152 and the other end fixedly disposed on the steering link 615, and a second spring 6154 having one end fixedly disposed on the sliding bar 6152 and the other end fixedly disposed on the steering link 615; when first back rocking arm rotated, the slide bar rotated in the spout, and a spring compression simultaneously, another spring lengthened, because the elasticity of two springs makes the slide bar can not rotate too fast, and then makes the back rocking arm rotate again and make more stable, can not too fast incline the car to the another side, and balanced effectual.

As shown in fig. 2 and 4, the first through groove 62 is arc-shaped, and the second through groove 63 is arc-shaped.

The worm gear and worm speed reducing motor is available on the market.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. The utility model provides a two rocking arm self-balancing electric vehicle frame which characterized in that: comprises a main frame (1), a front frame (2) arranged on the main frame (1), a front wheel (3) arranged on the front frame (2), a rear frame (4) arranged on the main frame (1), a rear wheel (5) arranged on the rear frame (4), and a self-balancing assembly (6) arranged on the rear frame (4); the self-balancing assembly (6) comprises a supporting plate (61) fixedly arranged on the rear frame (4), a first through groove (62) arranged on the rear frame (4), a second through groove (63) arranged on the rear frame (4), a first bearing shaft (64) fixedly arranged on the first through groove (62), and a second bearing shaft (65) fixedly arranged on the second through groove (63).

2. The double-rocker self-balancing electric vehicle frame as claimed in claim 1, wherein: the self-balancing assembly (6) further comprises a rear bearing shaft (66) which penetrates through and is rotatably arranged on the rear wheel (5), a first rear wheel arm (67) which is sleeved on the rear bearing shaft (66), a second rear wheel arm (68) which is sleeved on the rear bearing shaft (66), a first open groove (69) which is arranged on the first rear wheel arm (67), a second open groove (610) which is arranged on the second rear wheel arm (68), a first fixed shaft (611) which is fixedly arranged on the first rear wheel arm (67), a second fixed shaft (612) which is fixedly arranged on the second rear wheel arm (68), a third bearing shaft (613) which is fixedly arranged on the first fixed shaft (611), and a fourth bearing shaft (614) which is fixedly arranged on the second fixed shaft (612).

3. The double-rocker self-balancing electric vehicle frame as claimed in claim 1, wherein: the self-balancing assembly (6) further comprises a steering connecting rod (615) with one end rotatably sleeved on the third bearing shaft (613) and the other end rotatably sleeved on the fourth bearing shaft (614), a first rear rocker arm (616) with one end rotatably sleeved on the third bearing shaft (613), a second rear rocker arm (617) with one end rotatably sleeved on the fourth bearing shaft (614), one end arranged on the first rear rocker arm (616) and the other end penetrating through a first rotating shaft (618) rotatably arranged on the first bearing shaft (64), one end arranged on the second rear rocker arm (617) and the other end penetrating through a second rotating shaft (619) rotatably arranged on the second bearing shaft (65).

4. The double-rocker self-balancing electric vehicle frame as claimed in claim 3, wherein: a gear (6191) is fixedly sleeved on the second rotating shaft (619).

5. The double-rocker self-balancing electric vehicle frame as claimed in claim 4, wherein: and a worm gear and worm speed reducing motor (41) is arranged on the rear frame (4), and the other end of the worm gear and worm speed reducing motor (41) is meshed with the gear (6191).

6. The double-rocker self-balancing electric vehicle frame as claimed in claim 3, wherein: the steering linkage (615) is provided with a sliding groove (6151), a sliding rod (6152) with one end fixedly arranged on the second rear rocker (617) and the other end slidably arranged on the sliding groove (6151), a first spring (6153) with one end fixedly arranged on the sliding rod (6152) and the other end fixedly arranged on the steering linkage (615), and a second spring (6154) with one end fixedly arranged on the sliding rod (6152) and the other end fixedly arranged on the steering linkage (615).

7. The double-rocker self-balancing electric vehicle frame as claimed in claim 1, wherein: the first through groove (62) is arranged in an arc shape, and the second through groove (63) is arranged in an arc shape.