CN214607874U

CN214607874U - Balance car with axis formula slewing mechanism

Info

Publication number: CN214607874U
Application number: CN202120802448.0U
Authority: CN
Inventors: 钭俊龙
Original assignee: Zhejiang Purusheng Industry And Trade Co ltd
Current assignee: Zhejiang Purusheng Industry And Trade Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-11-05
Anticipated expiration: 2031-04-19

Abstract

The utility model relates to the field of balance cars, and discloses a balance car with a central shaft type rotating mechanism, which comprises a first wheel, a first shell, a second wheel, a second shell and a rotating central shaft, wherein the first wheel is arranged at the left end of the first shell, the second wheel is arranged at the right end of the second shell, the first shell comprises a first upper cover, a first lower cover and a first fixed plate, the second shell comprises a second upper cover, a second lower cover and a second fixed plate, the first lower cover, the first fixed plate and the first upper cover enclose a first rotating limiting hole, the second lower cover, the second fixed plate and the second upper cover enclose a second rotating limiting hole, the upper outer wall and the lower outer wall of the two end parts of the rotating central shaft are respectively provided with a first groove, the left end part and the right end part of the rotating central shaft are respectively rotatably arranged on the first rotating limiting hole and the second rotating limiting hole, and are in clearance fit, and positioning parts are respectively arranged on the left end and the right end parts of the rotating central shaft, the rotating center shaft is simple to mount and dismount, convenient to replace after being damaged, simple in structure, convenient to process and low in cost.

Description

Balance car with axis formula slewing mechanism

Technical Field

The utility model relates to a balance car field specifically is a balance car with well axle type slewing mechanism.

Background

The electric balance car is also called a body-sensing car, a thinking car, a camera car and the like. The market mainly comprises a single wheel and two wheels. The operating principle is mainly established on the basic principle called dynamic stability, a gyroscope and an acceleration sensor in the vehicle body are used for detecting the change of the vehicle body posture, and a servo control system is used for accurately driving a motor to perform corresponding adjustment so as to keep the balance of the system.

But the axis of rotation structure between two pedals about current balance car is too complicated, and the installation is also comparatively troublesome, and the cost of manufacture is high, damages afterwards, and is more difficult.

SUMMERY OF THE UTILITY MODEL

The utility model provides a balance car with axis formula slewing mechanism can solve above-mentioned technical problem.

The utility model provides a following technical scheme: a balance car with a middle shaft type rotating mechanism comprises a first wheel, a first shell, a second wheel, a second shell and a rotating middle shaft, wherein the first wheel is arranged at the left end of the first shell, the second wheel is arranged at the right end of the second shell, the first shell comprises a first upper cover, a first lower cover and a first fixing sheet, the second shell comprises a second upper cover, a second lower cover and a second fixing sheet, the first lower cover, the first fixing sheet and the first upper cover enclose a first rotating limiting hole, the second lower cover, the second fixing sheet and the second upper cover enclose a second rotating limiting hole, the upper outer wall and the lower outer wall of the two end parts of the rotating middle shaft are respectively provided with a first groove, the left end part and the right end part of the rotating middle shaft are respectively and rotatably arranged on the first rotating limiting hole and the second rotating limiting hole, and the axial positioning parts are arranged on the left end part and the right end part of the rotating middle shaft and used for determining the mounting positions of the left end part and the right end part of the rotating middle shaft.

Furthermore, the first fixing sheet is positioned in an area defined by the first upper cover and the first lower cover, the first fixing sheet is of a W-shaped structure, the middle protrusion of the first fixing sheet is lower than the two ends of the first fixing sheet, the first upper covers at the two ends of the first fixing sheet are in threaded connection, the right inner wall of the first upper cover is provided with a mounting block, the lower end of the mounting block is provided with a first W-shaped through hole, the first W-shaped through hole penetrates through the right wall of the first upper cover, the middle protrusion of the first W-shaped through hole is higher than the two ends, the right end of the first lower cover is provided with a second W-shaped through hole, the middle protrusion of the second W-shaped through hole is lower than the two ends, and the first W-shaped through hole, the second W-shaped through hole and the first fixing sheet define a first rotation limiting hole; the second stationary blade is located the regional inside that second upper cover and second lower cover enclose, the second stationary blade is W type structure, and protruding being less than both ends in the middle of the second stationary blade, second stationary blade both ends and second upper cover threaded connection, be provided with the installation piece on the right inner wall of second upper cover, the installation piece lower extreme is provided with third W type through-hole, third W type through-hole runs through second upper cover left wall, and protruding being higher than both ends in the middle of the third W type through-hole, fourth W type through-hole has been seted up to second lower cover right-hand member, and protruding being less than both ends in the middle of the fourth W type through-hole, third W type through-hole, fourth W type through-hole and second stationary blade enclose the second and rotate spacing hole.

Furthermore, a first lower cover is connected to the lower end of the first upper cover in a threaded manner, a second groove is formed in the upper end of the left end of the first upper cover, a first threaded hole is formed in the second groove, and two ends of the first fixing piece are connected with the first upper cover in a threaded manner through the first threaded hole; the second lower cover is in threaded connection with the lower end of the second upper cover, a third groove is formed in the upper end of the left end portion of the second upper cover, a second threaded hole is formed in the third groove, and the two end portions of the second fixing piece are in threaded connection with the second upper cover through the second threaded hole.

Furthermore, a first light-transmitting decorative cover is clamped at the upper end of a second groove at the upper end of the first upper cover, and a second light-transmitting decorative cover is clamped at the upper end of a third groove at the upper end of the second upper cover.

Further, the first light-transmitting decorative cover and the second light-transmitting decorative cover are made of plastic.

Further, the first groove is a V-shaped groove.

Furthermore, the rotating middle shaft is made of plastic materials, at least one through hole is formed in the rotating middle shaft, and a metal pipe is installed in the through hole.

Further, the metal pipe is an iron pipe.

Furthermore, the left end part of the rotating middle shaft is provided with a first positioning part and a second positioning part, a first rotating limiting hole is positioned between the first positioning part and the second positioning part, and the first rotating limiting hole, the first positioning part and the second positioning part are in clearance fit; the right end part of the rotating middle shaft is provided with a third positioning part and a fourth positioning part, the second rotating limiting hole is positioned between the third positioning part and the fourth positioning part, and the third positioning part and the fourth positioning part of the second rotating limiting hole are in clearance fit.

The utility model discloses possess following beneficial effect:

1. the utility model discloses in through installing the left and right ends of rotation axis on first spacing hole of rotation and the spacing hole of second rotation, only need place the rotation axis on first W type through-hole and third W type through-hole earlier, then divide first stationary blade and second stationary blade by threaded connection on first screw hole and second screw hole, then cover first lower cover and second lower cover threaded connection respectively on first upper cover and second can, the installation is dismantled simply, be convenient for change after the damage.

2. The utility model discloses outer wall is provided with V type groove about rolling bearing left and right sides tip, make rolling bearing install on first spacing hole of rotating and the spacing hole of second rotation, and a rotation that corresponds also is provided with spacing portion (first W type through-hole promptly, third W type through-hole, the arch on first stationary blade and the second stationary blade) on rotating spacing hole with the second, the fine turned angle to first casing and second casing through spacing portion has carried out the restriction, rotate axis simple structure, and the processing of being convenient for is with low costs.

3. The utility model discloses well rotation axis is by the plastic material preparation, and rotates and epaxial at least one through hole that is provided with, installs the iron pipe in the through hole, rotates axis low in production cost, and possesses certain rigidity, has guaranteed life.

Drawings

Fig. 1 is a schematic diagram of the overall explosion structure of the present invention;

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

fig. 3 is a schematic overall top view structure of the present invention;

fig. 4 is a schematic sectional structural view of the first shell and the second shell of the present invention;

FIG. 5 is a left cross-sectional structural view of the utility model;

FIG. 6 is a schematic overall front sectional structural view of the present invention;

fig. 7 is a schematic view of the structure of the rotating middle shaft of the present invention with the metal tube removed.

The reference numbers in the figures illustrate:

1. a first wheel; 2. a first housing; 21. a first upper cover; 211. a second groove; 212. a first light transmissive trim cover; 22. a first lower cover; 23. a first fixing sheet; 24. a first rotation limiting hole; 241. a first W-shaped through hole; 242. a second W-shaped through hole; 3. a second wheel; 4. a second housing; 41. a second upper cover; 411. a third groove; 412. a second light transmissive trim cover; 42. a second lower cover; 43. a second fixing sheet; 44. a second rotation limiting hole; 441. a third W-shaped via; 442. a fourth W-shaped via; 5. rotating the middle shaft; 52. a first positioning portion; 53. a second positioning portion; 54. a third positioning part; 55. a fourth positioning portion; 56. reinforcing ribs; 57. a metal tube.

Detailed Description

Referring to fig. 1-6, a balance car with a middle axle type rotation mechanism includes a first wheel 1, a first housing 2, a second wheel 3, a second housing 4 and a rotation middle axle 5, wherein the first wheel 1 is installed at a left end of the first housing 2, the second wheel 3 is installed at a right end of the second housing 4, the first housing 2 includes a first upper cover 21, a first lower cover 22 and a first fixing plate 23, the second housing 4 includes a second upper cover 41, a second lower cover 42 and a second fixing plate 43, the first lower cover 22, the first fixing plate 23 and the first upper cover 21 form a first rotation limiting hole 24, and the second lower cover 42, the second fixing plate 43 and the second upper cover 41 form a second rotation limiting hole 44.

The upper outer wall and the lower outer wall of the two end parts of the rotating center shaft 5 are respectively provided with a first groove 51 which is a V-shaped groove, the left end part and the right end part of the rotating center shaft 5 are respectively rotatably arranged on the first rotating limiting hole 24 and the second rotating limiting hole 44 through the V-shaped grooves, the outer wall of the rotating center shaft 5 is in clearance fit with the first rotating limiting hole 24 and the second rotating limiting hole 44, the clearance fit distance is about 2mm, and the relative rotation between the rotating center shaft 5 and the first rotating limiting hole 24 and the second rotating limiting hole 44 is facilitated.

The left end and the right end of the rotating middle shaft 5 are both provided with axial positioning parts, the axial positioning parts are used for determining the installation positions of the left end and the right end of the rotating middle shaft 5, namely, the left end of the rotating middle shaft 5 is provided with a first positioning part 52 and a second positioning part 53, a first rotating limiting hole 24 is positioned between the first positioning part 52 and the second positioning part 53, the first rotating limiting hole 24 is in clearance fit with the first positioning part 52 and the second positioning part 53, the right end of the rotating middle shaft 5 is provided with a third positioning part 54 and a fourth positioning part 55, a second rotating limiting hole 44 is positioned between the third positioning part 54 and the fourth positioning part 55, the second rotating limiting hole 44 is in clearance fit with the third positioning part 54 and the fourth positioning part 55, the clearance fit distance is about 2mm, the first rotating limiting hole 24 is positioned through the first positioning part 52 and the second positioning part 53, so as to prevent the first shell 2 from rotating, the second rotation limiting hole 44 is positioned by the third positioning portion 54 and the fourth positioning portion 55, so that the second housing 4 is prevented from moving axially in the rotating process, and the axial limiting function is achieved.

The first lower cover 22 is screwed on the lower end of the first upper cover 21, the upper end of the left end of the first upper cover 21 is provided with a second groove 211, a first screw hole is arranged in the second groove 211, the first fixing sheet 23 is positioned in the area enclosed by the first upper cover 21 and the first lower cover 22, the first fixing sheet 23 is of a W-shaped structure, the middle bulge of the first fixing sheet 23 is lower than two ends, two ends of the first fixing sheet 23 are in threaded connection with the first upper cover 21 through the first screw hole, the right inner wall of the first upper cover 21 is provided with a mounting block, the lower end of the mounting block is provided with a first W-shaped through hole 241, the first W-shaped through hole 241 penetrates through the right wall of the first upper cover 21, the middle bulge of the first W-shaped through hole 241 is higher than two ends, the right end of the first lower cover 22 is provided with a second W-shaped through hole 242, the middle bulge of the second W-shaped through hole 242 is lower than two ends, the first W-shaped through hole 241, the second W-shaped through hole 242 and the first fixing sheet 23 enclose a first rotation limiting hole 24, through the lower portion of the first fixing plate 23 and the second W-shaped through hole 242 and the upper portion of the first W-shaped through hole 241, when the first rotation limiting hole 24 rotates 5 degrees relative to the rotation center shaft, the rotation angle is limited, so that the first rotation limiting hole 24 can only rotate 5 degrees relative to the center shaft, and the first shell 2 is prevented from being too large in rotation angle and colliding with the ground in a contact manner, and the injury of users is avoided.

The second lower cover 42 is screwed on the lower end of the second upper cover 41, the upper end of the left end of the second upper cover 41 is provided with a third groove 411, a second screw hole is arranged in the third groove 411, a second fixing sheet 43 is positioned in the area enclosed by the second upper cover 41 and the second lower cover 42, the second fixing sheet 43 is in a W-shaped structure, the middle projection of the second fixing sheet 43 is lower than two ends, two ends of the second fixing sheet 43 are in threaded connection with the second upper cover 41 through the second screw hole, the right inner wall of the second upper cover 41 is provided with a mounting block, the lower end of the mounting block is provided with a third W-shaped through hole 441, the third W-shaped through hole 441 penetrates through the right wall of the first upper cover 21, the middle projection of the third W-shaped through hole 441 is higher than two ends, the right end of the second lower cover 42 is provided with a fourth W-shaped through hole 442, the middle projection of the fourth W-shaped through hole 442 is lower than two ends, the third W-shaped through hole 441, the fourth W-shaped through hole 442 and the second fixing sheet 43 enclose a second rotation limiting hole 44, through the lower protrusions of the second fixing plate 43 and the fourth W-shaped through hole 442 and the upper protrusions of the second W-shaped through hole 441, when the second rotation limiting hole 44 rotates 5 degrees relative to the rotation center shaft, the rotation angle of the second rotation limiting hole 44 is limited, so that the second rotation limiting hole 44 can only rotate 5 degrees relative to the center shaft, and the second shell 4 is prevented from being too large in rotation angle and colliding with the ground in a contact manner, and the injury of users is avoided.

First printing opacity dress trim cover 212 is connected to first upper cover 21 upper end second recess 211 upper end joint, second upper cover 41 upper end third recess 411 upper end joint has second printing opacity dress trim cover 412, first printing opacity dress trim cover 212 and second printing opacity dress trim cover 412 are by plastics preparation, the cost of manufacture is low, and first printing opacity dress trim cover 212 is convenient for seal second recess 211 in one way, prevent that outside miscellaneous dirt from falling into second recess 211, another convenience is also convenient for detect whether the bolt is not hard up in second recess 211, in time fasten, the effect of first printing opacity dress trim cover 412 is also the same.

Rotate axis 5 and be the plastic material preparation, the quality is light, and wear resistance is good, and rotates 5 middle outer walls in the axis and extend and be square piece, both ends all are provided with a plurality of plastics strengthening ribs 56 around the square piece, rotate and are provided with 2 through holes on the axis 5, all install tubular metal resonator 57 in 2 through holes, tubular metal resonator 57 is iron pipe or steel pipe, plastics strengthening rib 56 and tubular metal resonator 57 set up and have long-time life in order to guarantee to rotate axis 5.

Claims

1. The utility model provides a balance car with axis formula slewing mechanism which characterized in that: comprises a first wheel (1), a first shell (2), a second wheel (3), a second shell (4) and a rotating middle shaft (5);

the first wheel (1) is arranged at the left end of the first shell (2), and the second wheel (3) is arranged at the right end of the second shell (4);

the first housing (2) includes a first upper cover (21), a first lower cover (22), and a first fixing piece (23);

the second casing (4) comprises a second upper cover (41), a second lower cover (42) and a second fixing sheet (43);

a first rotation limiting hole (24) is enclosed by the first lower cover (22), the first fixing sheet (23) and the first upper cover (21);

a second rotation limiting hole (44) is surrounded by the second lower cover (42), the second fixing sheet (43) and the second upper cover (41);

the upper outer wall and the lower outer wall of two end parts of the rotating middle shaft (5) are provided with first grooves (51);

the left end part and the right end part of the rotating middle shaft (5) are respectively and rotatably arranged on the first rotating limiting hole (24) and the second rotating limiting hole (44);

axial positioning parts are arranged on the left end part and the right end part of the rotating middle shaft (5) and are used for determining the mounting positions of the left end part and the right end part of the rotating middle shaft (5).

2. The balance car with the central shaft type rotating mechanism as claimed in claim 1, wherein: the first fixing sheet (23) is located in an area defined by the first upper cover (21) and the first lower cover (22), the first fixing sheet (23) is of a W-shaped structure, the middle protrusion of the first fixing sheet (23) is lower than the two ends of the first fixing sheet, the first upper covers (21) are in threaded connection with the two ends of the first fixing sheet (23), a mounting block is arranged on the right inner wall of the first upper cover (21), a first W-shaped through hole (241) is formed in the lower end of the mounting block, the first W-shaped through hole (241) penetrates through the right wall of the first upper cover (21), the middle protrusion of the first W-shaped through hole (241) is higher than the two ends of the first upper cover, a second W-shaped through hole (242) is formed in the right end of the first lower cover (22), the middle protrusion of the second W-shaped through hole (242) is lower than the two ends of the second W-shaped through hole, and the first W-shaped through hole (241), the second W-shaped through hole (242) and the first fixing sheet (23) define a first rotation limiting hole (24);

the second fixing sheet (43) is located inside an area defined by the second upper cover (41) and the second lower cover (42), the second fixing sheet (43) is of a W-shaped structure, the middle of the second fixing sheet (43) protrudes to be lower than the two ends, the two ends of the second fixing sheet (43) are in threaded connection with the second upper cover (41), the right inner wall of the second upper cover (41) is provided with a mounting block, the lower end of the mounting block is provided with a third W-shaped through hole (441), the third W-shaped through hole (441) penetrates through the left wall of the second upper cover (41), the middle of the third W-shaped through hole (441) protrudes to be higher than the two ends, the right end of the second lower cover (42) is provided with a fourth W-shaped through hole (442), the middle of the fourth W-shaped through hole (442) protrudes to be lower than the two ends, and the third W-shaped through hole (441), the fourth W-shaped through hole (442) and the second fixing sheet (43) define a second rotation limiting hole (44).

3. The balance car with the central shaft type rotating mechanism as claimed in claim 2, wherein: the first lower cover (22) is in threaded connection with the lower end of the first upper cover (21), a second groove (211) is formed in the upper end of the left end of the first upper cover (21), a first threaded hole is formed in the second groove (211), and two ends of the first fixing piece (23) are in threaded connection with the first upper cover (21) through the first threaded hole;

the second lower cover (42) is in threaded connection with the lower end of the second upper cover (41), a third groove (411) is formed in the upper end of the left end of the second upper cover (41), a second threaded hole is formed in the third groove (411), and two ends of the second fixing piece (43) are in threaded connection with the second upper cover (41) through the second threaded hole.

4. The balance car with the central shaft type rotating mechanism as claimed in claim 3, wherein: a first light-transmitting decorative cover (212) is clamped at the upper end of a second groove (211) at the upper end of the first upper cover (21), and a second light-transmitting decorative cover (412) is clamped at the upper end of a third groove (411) at the upper end of the second upper cover (41).

5. The balance car with the central shaft type rotating mechanism as claimed in claim 4, wherein: the first light transmissive decorative cover (212) and the second light transmissive decorative cover (412) are made of plastic.

6. The balance car with the central shaft type rotating mechanism as claimed in claim 2, wherein: the first groove is a V-shaped groove.

7. The balance car with the central shaft type rotating mechanism as claimed in claim 1, wherein: the rotating middle shaft (5) is made of plastic materials, at least one through hole is formed in the rotating middle shaft (5), and a metal pipe (57) is installed in the through hole.

8. The balance vehicle with the central shaft type rotating mechanism as claimed in claim 7, wherein: the metal pipe is an iron pipe.

9. The balance car with the central shaft type rotating mechanism as claimed in claim 1, wherein: the left end part of the rotating middle shaft (5) is provided with a first positioning part (52) and a second positioning part (53), a first rotating limiting hole (24) is positioned between the first positioning part (52) and the second positioning part (53), and the first rotating limiting hole (24) is in clearance fit with the first positioning part (52) and the second positioning part (53);

the right end part of the rotating middle shaft (5) is provided with a third positioning part (54) and a fourth positioning part (55), a second rotating limiting hole (44) is positioned between the third positioning part (54) and the fourth positioning part (55), and the second rotating limiting hole (44) is in clearance fit with the third positioning part (54) and the fourth positioning part (55).