CN215883929U - Self-balancing structure of electrodynamic balance car and electrodynamic balance car - Google Patents
Self-balancing structure of electrodynamic balance car and electrodynamic balance car Download PDFInfo
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- CN215883929U CN215883929U CN202121871506.1U CN202121871506U CN215883929U CN 215883929 U CN215883929 U CN 215883929U CN 202121871506 U CN202121871506 U CN 202121871506U CN 215883929 U CN215883929 U CN 215883929U
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Abstract
The utility model discloses a self-balancing structure of an electrodynamic balance car, which comprises a main connecting shaft, a first mechanical restoring force generating mechanism and a second mechanical restoring force generating mechanism, wherein the first mechanical restoring force generating mechanism is arranged in a left car body; when the left automobile body rotated for right automobile body, first mechanical restoring force produced the mechanism and/or second mechanical restoring force produced the restoring force, and the left automobile body of drive resumes to the balanced position with right automobile body, and restoring force through mechanical type produces the mechanism for electrodynamic balance car's left automobile body and right automobile body can in time resume to balanced position, simple structure, with low costs. The utility model also provides the electric balance car with the self-balancing structure, and the mechanical self-balancing of the left car body and the right car body of the electric balance car is realized.
Description
Technical Field
The utility model relates to the technical field of balance cars, in particular to a self-balancing structure of an electric balance car and the electric balance car.
Background
The balance car is a flexible and small short-distance travel tool, and many young people regard driving the balance car as a fashion sport, so that various manufacturers continuously develop the balance car deeply and continuously explore and innovate the balance car in the fields of functions, appearances and production control.
The self-balancing structure of the electric balance car and the electric balance car mainly detect the posture change of the car body through the detection control device, and the balance of the moving car body is realized by driving the motor to rotate on the basis of the dynamic stability principle. The current balance car detection control device mainly includes: gyroscope, subplate singlechip, master control singlechip and motor drive control circuit. Under the condition that power supply is normal, the gyroscope outputs attitude signals to the auxiliary board single chip microcomputer according to the attitude of the vehicle body, the auxiliary board single chip microcomputer reads the attitude signals and compares and calculates comparison results representing the attitude deviation of the vehicle body and transmits the comparison results to the main control board single chip microcomputer, the main control board single chip microcomputer reads the comparison results and carries out operation processing to obtain PWM wave control signals for balancing the attitude of the vehicle body and outputs the PWM wave control signals to the motor driving circuit, and the motor driving circuit outputs driving signals to drive the motor to work so as to control the balance of the vehicle body of the balance vehicle.
Although the existing balance car detection and control device can achieve the effect of controlling the balance of the car body of the balance car, the data is read and calculated twice through the auxiliary board single chip microcomputer and the main control board single chip microcomputer to generate time delay, and the light-load run-out is shown in the balance car industry. In addition, the processing technology of the detection control device is complex by using the auxiliary plate single chip microcomputer, and the processing cost is high.
In conclusion, the existing balance car detection and control device has the technical problems of light-load jumping, complex process and high cost.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a self-balancing structure of an electric balance car and the electric balance car, which realize balance adjustment through a mechanical structure.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a self-balancing structure of an electrodynamic balance car comprises a main connecting shaft, a first mechanical restoring force generating mechanism and a second mechanical restoring force generating mechanism, wherein the first mechanical restoring force generating mechanism is arranged in a left car body; when the left vehicle body rotates relative to the right vehicle body, the first mechanical restoring force generating mechanism and/or the second mechanical restoring force generating mechanism generate restoring force to drive the left vehicle body to restore to a balance position with the right vehicle body.
Preferably, the first mechanical-restoring-force generating mechanism and the second mechanical-restoring-force generating mechanism are disposed symmetrically with respect to each other.
Preferably, the first mechanical restoring force generating mechanism comprises a first bearing seat, a first left spring support, a first spring, a first main spring support, a second spring, a second left spring support and a second bearing seat which are arranged from left to right in sequence, the first mechanical restoring force generating mechanism further comprises a first bearing arranged on the first bearing seat and a second bearing arranged on the second bearing seat,
the left side of the main connecting shaft sequentially penetrates through the second bearing, the second left spring support, the second spring, the first main spring support, the first spring, the first left spring support and the first bearing from right to left;
the main connecting shaft is fixedly sleeved on the inner ring of the second bearing, the first main spring support and the inner ring of the first bearing; two ends of the first spring are respectively connected with the first left spring support and the first main spring support, and two ends of the second spring are respectively connected with the first main spring support and the second left spring support;
a first arc-shaped baffle ring is arranged at the lower part of the left side of the first left spring support, at least part of the first arc-shaped baffle ring is positioned at the lower part of the first bearing seat, the rear part of the first arc-shaped baffle ring is arranged to abut against the lower part of the first bearing seat, the front part of the first arc-shaped baffle ring is arranged at a certain distance from the lower part of the first bearing seat, the first arc-shaped baffle ring is limited clockwise relative to the first bearing seat, and a certain rotating space is reserved anticlockwise;
a second arc-shaped baffle ring is arranged at the lower part of the right side of the second left spring support, at least part of the second arc-shaped baffle ring is positioned at the lower part of the second bearing seat, the front part of the second arc-shaped baffle ring is arranged in a manner of abutting against the lower part of the second bearing seat, and the rear part of the second arc-shaped baffle ring is arranged at a certain distance from the lower part of the second bearing seat; the second arc-shaped baffle ring is limited counterclockwise relative to the second bearing seat, and a certain rotating space is formed clockwise.
The first arc-shaped baffle ring and the first bearing seat are mutually limited, and the second arc-shaped baffle ring and the second bearing seat are mutually limited.
When left automobile body right automobile body relatively rotated, no matter clockwise or anticlockwise, one in first left spring support and the left spring support of second can be blockked to first spring or second spring produce the restoring force, and the restoring force transmits right automobile body through first main spring support and main connecting axle, thereby realizes the relative balance of left automobile body and right automobile body, or calls the self-balancing.
Preferably, the second mechanical restoring force generating mechanism comprises a third bearing seat, a first right spring support, a third spring, a second main spring support, a fourth spring, a second right spring support and a fourth bearing seat which are arranged from left to right in sequence, the second mechanical restoring force generating mechanism further comprises a third bearing arranged on the third bearing seat and a fourth bearing arranged on the fourth bearing seat,
the right side of the main connecting shaft sequentially penetrates through a third bearing, a first right spring support, a third spring, a second main spring support, a fourth spring, a second right spring support and a fourth bearing from left to right;
the main connecting shaft is fixedly sleeved on an inner ring of the fourth bearing, the second main spring support and an inner ring of the third bearing; two ends of the third spring are respectively connected with the first right spring support and the second main spring support, and two ends of the fourth spring are respectively connected with the second main spring support and the second right spring support;
a third arc-shaped baffle ring is arranged at the lower part of the left side of the first right spring support, at least part of the third arc-shaped baffle ring is positioned at the lower part of the third bearing seat, the rear part of the third arc-shaped baffle ring is arranged to abut against the lower part of the third bearing seat, the front part of the third arc-shaped baffle ring is arranged at a certain distance from the lower part of the third bearing seat, the third arc-shaped baffle ring is limited clockwise relative to the third bearing seat, and a certain rotating space is reserved anticlockwise;
a fourth arc-shaped baffle ring is arranged at the lower part of the right side of the second right spring support, at least part of the fourth arc-shaped baffle ring is positioned at the lower part of the fourth bearing seat, the front part of the fourth arc-shaped baffle ring is arranged adjacent to the lower part of the fourth bearing seat, and the rear part of the fourth arc-shaped baffle ring is arranged at a certain distance away from the lower part of the fourth bearing seat; the fourth arc-shaped baffle ring is limited counterclockwise and has a certain rotating space clockwise relative to the fourth bearing seat.
Preferably, the first spring and the second spring are cylindrical coil springs;
a first spring hole is formed in the right side of the first left spring support, a second spring hole and a third spring hole are formed in the left side and the right side of the first main spring support respectively, and a fourth spring hole is formed in the left side of the second left spring support;
two ends of the first spring are provided with clamping heads which are respectively clamped into the first spring hole and the second spring hole;
two ends of the second spring are provided with clamping heads which are respectively clamped into the third spring hole and the fourth spring hole.
The third spring and the fourth spring are cylindrical spiral springs; a fifth spring hole is formed in the right side of the first right spring support, a sixth spring hole and a seventh spring hole are formed in the left side and the right side of the second main spring support respectively, and an eighth spring hole is formed in the left side of the second right spring support;
two ends of the third spring are provided with clamping heads which are respectively clamped into the fifth spring hole and the sixth spring hole; two ends of the fourth spring are provided with clamping heads which are respectively clamped into the seventh spring hole and the eighth spring hole.
Preferably, the right side of the first left spring support extends out of the first annular clamping edge, the left side of the first main spring support is provided with a first hole cavity and a second annular bulge, the first annular clamping edge is clamped in the first hole cavity, and the first spring is sleeved on the outer side of the second annular bulge.
The left side of the second left spring support extends out of the second annular clamping edge, the right side of the first main spring support is provided with a second hole cavity and a fourth annular bulge, the second annular clamping edge is clamped in the second hole cavity, and the second spring is sleeved on the outer side of the fourth annular bulge.
Preferably, the first annular clamp edge is provided with a first limiting bump, the cavity of the first hole cavity is provided with a first limiting groove, the first limiting groove extends for 5-30 degrees of central angle along the circumferential wall of the first hole cavity, and the first limiting bump is located at the rear limit position of the first limiting groove.
The second annular card is provided with a second limiting lug on the edge, a second limiting groove is arranged on the cavity of the second hole cavity, the second limiting groove extends for 5-30 degrees of central angle along the circumferential wall of the second hole cavity, and the second limiting lug is located at the front limit position of the second limiting groove.
Preferably, the first arc-shaped baffle ring and the first limit bump are respectively positioned at two opposite sides of the first left spring support; the second arc-shaped baffle ring and the second limiting convex block are respectively positioned at two opposite sides of the second left spring support.
The utility model also provides an electric balance car which comprises a left car body, a right car body and the self-balancing structure, wherein the left car body and the right car body are connected through the self-balancing structure.
The utility model has the beneficial effects that: the utility model discloses a self-balancing structure of an electrodynamic balance car, which comprises a main connecting shaft, a first mechanical restoring force generating mechanism and a second mechanical restoring force generating mechanism, wherein the first mechanical restoring force generating mechanism is arranged in a left car body; when the left automobile body rotated for right automobile body, first mechanical restoring force produced the mechanism and/or second mechanical restoring force produced the restoring force, and the left automobile body of drive resumes to the balanced position with right automobile body, and restoring force through mechanical type produces the mechanism for electrodynamic balance car's left automobile body and right automobile body can in time resume to balanced position, simple structure, with low costs. The utility model also provides the electric balance car with the self-balancing structure, and the mechanical self-balancing of the left car body and the right car body of the electric balance car is realized.
Drawings
Fig. 1 is a schematic structural view of an electric balance car of the utility model.
Fig. 2 is an exploded view of the self-balancing structure, the left body and the right body of the electric balance car.
Fig. 3 is an exploded view of a partial structure of a self-balancing structure of an electrodynamic balance car.
Fig. 4 is an exploded view of a partial structure of a self-balancing structure of an electrodynamic balance car of the utility model ii.
Fig. 5 is an exploded view of a partial structure of a self-balancing structure of an electrodynamic balance car of the utility model iii.
Fig. 6 is an exploded view of a partial structure of a self-balancing structure of an electrodynamic balance car of the utility model iv.
Reference numbers in the figures: 1-left vehicle body; 2-right vehicle body; 3-a first mechanical restoring force generating mechanism; 31-a first bearing seat; 32-a first left spring support; 321-a first arcuate stop ring; 322-a first annular ledge; 3221-a first limit bump; 33-a first spring; 34-a first main spring support; 341-a first bore; 342-a second annular protuberance; 343-a second bore; 344-fourth annular projection; 345-a first retaining groove; 346-a second limiting groove; 35-a second spring; 36-a second left spring support; 361-a second arcuate stop ring; 362-second annular ledge; 3621-a second limit bump; 37-a second bearing block; 38-a first bearing; 39-a second bearing; 4-a second mechanical restoring force generating mechanism; 41-a third bearing seat; 42-a first right spring support; 421-a third arc baffle ring; 422-a second annular ledge; 4221-a second limit bump; 43-a third spring; 44-a second main spring support; 45-a fourth spring; 46-a second right spring support; 461-fourth arc baffle ring; 47-a fourth bearing seat; 48-a third bearing; 49-a fourth bearing; 01-a main connecting shaft; 02-main link.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to FIGS. 1-6;
a self-balancing structure of an electrodynamic balance car comprises a main connecting shaft 01, a first mechanical restoring force generating mechanism 3 and a second mechanical restoring force generating mechanism 4, wherein the first mechanical restoring force generating mechanism 3 is arranged in a left car body 1, the second mechanical restoring force generating mechanism 4 is arranged in a right car body 2, and the left side and the right side of the main connecting shaft 01 are respectively connected into the first mechanical restoring force generating mechanism 3 and the second mechanical restoring force generating mechanism 4; when the left vehicle body 1 rotates relative to the right vehicle body 2, the first mechanical restoring force generating mechanism 3 and/or the second mechanical restoring force generating mechanism 4 generate restoring force to drive the left vehicle body 1 to restore to a balance position with the right vehicle body 2; similarly, when the right body 2 rotates relative to the left body 1, the first mechanical restoring force generating mechanism 3 and/or the second mechanical restoring force generating mechanism 4 generate restoring forces to drive the left body 1 to return to a balanced position with the right body 2.
In the present embodiment, the first mechanical-restoring-force generating mechanism 3 and the second mechanical-restoring-force generating mechanism 4 are disposed symmetrically with respect to each other.
In this embodiment, the present invention further includes a main link 02, the main link 02 is located between the first mechanical restoring force generating mechanism 3 and the second mechanical restoring force generating mechanism 4, and the main link shaft 01 is disposed through the main link 02.
The main connecting shaft 01 and the main connecting frame 02 can be designed in an integrated manner or arranged in a split manner.
In this embodiment, the first mechanical-restoring-force generating mechanism 3 includes a first bearing housing 31, a first left spring holder 32, a first spring 33, a first main spring holder 34, a second spring 35, a second left spring holder 36, and a second bearing housing 37, which are arranged in this order from left to right, the first mechanical-restoring-force generating mechanism 3 further includes a first bearing 38 provided on the first bearing housing 31 and a second bearing 39 provided on the second bearing housing 37,
the left side of the main connecting shaft 01 sequentially passes through a second bearing 39, a second left spring support 36, a second spring 35, a first main spring support 34, a first spring 33, a first left spring support 32 and a first bearing 38 from right to left;
the main connecting shaft 01 is fixedly sleeved on the inner ring of the second bearing 39, the first main spring support 34 and the inner ring of the first bearing 38; two ends of the first spring 33 are respectively connected with the first left spring support 32 and the first main spring support 34, and two ends of the second spring 35 are respectively connected with the first main spring support 34 and the second left spring support 36;
a first arc-shaped baffle ring 321 is arranged at the lower part of the left side of the first left spring support 32, at least part of the first arc-shaped baffle ring 321 is positioned at the lower part of the first bearing seat 31, the rear part of the first arc-shaped baffle ring 321 is arranged to abut against the lower part of the first bearing seat 31, the front part of the first arc-shaped baffle ring 321 is arranged at a certain distance from the lower part of the first bearing seat 31, the first arc-shaped baffle ring 321 is limited clockwise relative to the first bearing seat 31, and a certain rotating space is reserved anticlockwise; the first arc-shaped baffle ring 321 and the first bearing seat 31 can be mutually driven to rotate in a certain direction (clockwise or anticlockwise) and a certain arc;
a second arc-shaped retaining ring 361 is arranged at the lower part of the right side of the second left spring support 36, at least part of the second arc-shaped retaining ring 361 is positioned at the lower part of the second bearing seat 37, the front part of the second arc-shaped retaining ring 361 is arranged to abut against the lower part of the second bearing seat 37, and the rear part of the second arc-shaped retaining ring 361 is arranged at a certain distance from the lower part of the second bearing seat 37; the second arc-shaped retaining ring 361 is limited counterclockwise and has a certain rotation space clockwise relative to the second bearing seat 37. The second arc-shaped retaining ring 361 and the second bearing seat 37 can be mutually driven to rotate in a certain direction (clockwise or anticlockwise) and a certain arc;
the first arc-shaped retaining ring 321 and the first bearing seat 31 are mutually limited in a certain rotation direction (clockwise or counterclockwise) and mutually driven in another rotation direction (counterclockwise or clockwise), and the second arc-shaped retaining ring 361 and the second bearing seat 37 are mutually limited in a certain rotation direction (clockwise or counterclockwise) and mutually driven in another rotation direction (counterclockwise or clockwise).
When the left vehicle body 1 rotates relative to the right vehicle body 2, either clockwise or counterclockwise, one of the first left spring support 32 and the second left spring support 36 is blocked, so that the first spring 33 or the second spring 35 generates a restoring force, and the restoring force is transmitted to the right vehicle body 2 through the first main spring support 34 and the main connecting shaft 01, thereby realizing the relative balance, or self-balancing, of the left vehicle body 1 and the right vehicle body 2.
In the present embodiment, the second mechanical-restoring-force generating mechanism 4 includes a third bearing housing 41, a first right spring holder 42, a third spring 43, a second main spring holder 44, a fourth spring 45, a second right spring holder 46, and a fourth bearing housing 47, which are arranged in this order from left to right, the second mechanical-restoring-force generating mechanism 4 further includes a third bearing 48 provided on the third bearing housing 41 and a fourth bearing 49 provided on the fourth bearing housing 47,
the right side of the main connecting shaft 01 sequentially passes through a third bearing 48, a first right spring support 42, a third spring 43, a second main spring support 44, a fourth spring 45, a second right spring support 46 and a fourth bearing 49 from left to right;
the main connecting shaft 01 is fixedly sleeved on an inner ring of the fourth bearing 49, the second main spring support 44 and an inner ring of the third bearing 48; the two ends of the third spring 43 are respectively connected with the first right spring support 42 and the second main spring support 44, and the two ends of the fourth spring 45 are respectively connected with the second main spring support 44 and the second right spring support 46;
a third arc-shaped retaining ring 421 is arranged at the lower part of the left side of the first right spring support 42, at least part of the third arc-shaped retaining ring 421 is positioned at the lower part of the third bearing seat 41, the rear part of the third arc-shaped retaining ring 421 abuts against the lower part of the third bearing seat 41, the front part of the third arc-shaped retaining ring 421 is arranged at a certain distance from the lower part of the third bearing seat 41, the third arc-shaped retaining ring 421 is limited clockwise relative to the third bearing seat 41, and a certain rotating space is reserved counterclockwise;
a fourth arc-shaped retaining ring 461 is arranged at the lower part of the right side of the second right spring support 46, the fourth arc-shaped retaining ring 461 is at least partially positioned at the lower part of the fourth bearing seat 47, the front part of the fourth arc-shaped retaining ring 461 is arranged to abut against the lower part of the fourth bearing seat 47, and the rear part of the fourth arc-shaped retaining ring 461 is arranged at a certain distance from the lower part of the fourth bearing seat 47; the fourth arc-shaped retaining ring 461 is limited counterclockwise and has a certain rotation space clockwise relative to the fourth bearing seat 47.
In this embodiment, the first spring 33 and the second spring 35 are cylindrical coil springs;
a first spring hole is formed in the right side of the first left spring support 32, a second spring hole and a third spring hole are formed in the left side and the right side of the first main spring support 34 respectively, and a fourth spring hole is formed in the left side of the second left spring support 36;
two ends of the first spring 33 are provided with clamping heads which are respectively clamped into the first spring hole and the second spring hole;
two ends of the second spring 35 are provided with clamping heads, and the two clamping heads are respectively clamped into the third spring hole and the fourth spring hole.
The third spring 43 and the fourth spring 45 are cylindrical coil springs;
a fifth spring hole is formed in the right side of the first right spring support 42, a sixth spring hole and a seventh spring hole are formed in the left side and the right side of the second main spring support 44, respectively, and an eighth spring hole is formed in the left side of the second right spring support 46;
two ends of the third spring 43 are provided with clamping heads which are respectively clamped into the fifth spring hole and the sixth spring hole;
two ends of the fourth spring 45 are provided with clamping heads, and the two clamping heads are respectively clamped into the seventh spring hole and the eighth spring hole.
In this embodiment, the right side of the first left spring support 32 extends out of the first annular ledge 322, the left side of the first main spring support 34 is provided with a first hole 341 and a second annular protrusion 342, the first annular ledge 322 is clamped into the first hole 341, and the first spring 33 is sleeved outside the second annular protrusion 342.
The left side of the second left spring support 36 extends out of a second annular clamping edge 362, the right side of the first main spring support 34 is provided with a second hole 343 and a fourth annular projection 344, the second annular clamping edge 362 is clamped in the second hole 343, and the second spring 35 is sleeved outside the fourth annular projection 344.
In this embodiment, the first annular retaining rim 322 is provided with a first limiting protrusion 3221, the cavity of the first bore 341 is provided with a first limiting groove 345, the first limiting groove 345 extends along the circumferential wall of the first bore 341 by a central angle of 5 to 30 degrees, and the first limiting protrusion 3221 is located at a rear limit position of the first limiting groove 345.
The second annular clamping edge 362 is provided with a second limiting bump 3621, a cavity of the second cavity 343 is provided with a second limiting groove 346, the second limiting groove 346 extends along the circumferential wall of the second cavity 343 by a central angle of 5-30 degrees, and the second limiting bump 3621 is located at the front limit position of the second limiting groove 346.
In this embodiment, the first arc-shaped retaining ring 321 and the first position-limiting protrusion 3221 are respectively located at two opposite sides of the first left spring support 32;
the second arc-shaped retaining ring 361 and the second limiting protrusion 3621 are respectively located on two opposite sides of the second left spring support 36.
In this embodiment, the right side of the first right spring support 42 extends out of the third annular ledge 422, the left side of the second main spring support 44 is provided with a third hole cavity 441 and a fifth annular protrusion 442, the third annular ledge 422 is clamped into the third hole cavity 441, and the third spring 43 is sleeved outside the fifth annular protrusion 442.
In this embodiment, the third annular rim 422 is provided with a third limiting protrusion 4221, the cavity of the third hole cavity 441 is provided with a fifth limiting groove 445, the fifth limiting groove 445 extends along the circumferential wall of the third hole cavity 441 at a central angle of 5-30 degrees, and the third limiting protrusion 4221 is located at the rear limit position of the fifth limiting groove 445.
The left side of the second right spring support 46 extends out of the fourth annular ledge 462, the right side of the second main spring support 44 is provided with a third hole cavity 443 and a fifth annular projection 444, the fourth annular ledge 462 is clamped into the third hole cavity 443, and the third spring 45 is sleeved outside the fifth annular projection 444.
The second annular clamping edge 362 is provided with a second limiting bump 3621, a cavity of the second cavity 343 is provided with a second limiting groove 346, the second limiting groove 346 extends along the circumferential wall of the second cavity 343 by a central angle of 5-30 degrees, and the second limiting bump 3621 is located at the front limit position of the second limiting groove 346.
The utility model also provides an electric balance car, which comprises a left car body 1, a right car body 2 and the self-balancing structure, wherein the left car body 1 and the right car body 2 are connected through the self-balancing structure.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (9)
1. The self-balancing structure of the electric balance car is characterized by comprising a main connecting shaft (01), a first mechanical restoring force generating mechanism (3) and a second mechanical restoring force generating mechanism (4), wherein the first mechanical restoring force generating mechanism (3) is arranged in a left car body (1), the second mechanical restoring force generating mechanism (4) is arranged in a right car body (2), and the left side and the right side of the main connecting shaft (01) are respectively connected with the first mechanical restoring force generating mechanism (3) and the second mechanical restoring force generating mechanism (4); when the left vehicle body (1) rotates relative to the right vehicle body (2), the first mechanical restoring force generating mechanism (3) and/or the second mechanical restoring force generating mechanism (4) generate restoring force to drive the left vehicle body (1) to restore to a balance position with the right vehicle body (2).
2. The self-balancing structure of electrodynamic balance car of claim 1, characterized in that the first mechanical return force generating means (3) and the second mechanical return force generating means (4) are arranged symmetrically with respect to each other.
3. The self-balancing structure of the electrodynamic balance car of claim 1, wherein the first mechanical return force generating mechanism (3) comprises a first bearing seat (31), a first left spring support (32), a first spring (33), a first main spring support (34), a second spring (35), a second left spring support (36) and a second bearing seat (37) which are arranged in sequence from left to right, the first mechanical return force generating mechanism (3) further comprises a first bearing (38) arranged on the first bearing seat (31) and a second bearing (39) arranged on the second bearing seat (37),
the left side of the main connecting shaft (01) sequentially penetrates through a second bearing (39), a second left spring support (36), a second spring (35), a first main spring support (34), a first spring (33), a first left spring support (32) and a first bearing (38) from right to left;
the main connecting shaft (01) is fixedly sleeved on an inner ring of the second bearing (39), the first main spring support (34) and an inner ring of the first bearing (38); two ends of the first spring (33) are respectively connected with a first left spring support (32) and a first main spring support (34), and two ends of the second spring (35) are respectively connected with the first main spring support (34) and a second left spring support (36);
a first arc-shaped baffle ring (321) is arranged at the lower part of the left side of the first left spring support (32), at least part of the first arc-shaped baffle ring (321) is positioned at the lower part of the first bearing seat (31), the rear part of the first arc-shaped baffle ring (321) abuts against the lower part of the first bearing seat (31), the front part of the first arc-shaped baffle ring (321) is arranged at a certain distance from the lower part of the first bearing seat (31), the first arc-shaped baffle ring (321) is limited clockwise relative to the first bearing seat (31), and a certain rotating space is reserved anticlockwise;
a second arc-shaped retaining ring (361) is arranged at the lower part of the left side of the second left spring support (36), at least part of the second arc-shaped retaining ring (361) is positioned at the lower part of the second bearing seat (37), the front part of the second arc-shaped retaining ring (361) is abutted against the lower part of the second bearing seat (37), and the rear part of the second arc-shaped retaining ring (361) is arranged at a certain distance from the lower part of the second bearing seat (37); the second arc-shaped baffle ring (361) is limited counterclockwise relative to the second bearing seat (37), and a certain rotating space is reserved clockwise.
4. The self-balancing structure of an electrodynamic balance car according to claim 3, characterized in that the second mechanical return force generating mechanism (4) comprises a third bearing seat (41), a first right spring holder (42), a third spring (43), a second main spring holder (44), a fourth spring (45), a second right spring holder (46) and a fourth bearing seat (47) arranged in this order from left to right, the second mechanical return force generating mechanism (4) further comprises a third bearing (48) arranged on the third bearing seat (41) and a fourth bearing (49) arranged on the fourth bearing seat (47),
the right side of the main connecting shaft (01) sequentially penetrates through a third bearing (48), a first right spring support (42), a third spring (43), a second main spring support (44), a fourth spring (45), a second right spring support (46) and a fourth bearing (49) from left to right;
the main connecting shaft (01) is fixedly sleeved on an inner ring of a fourth bearing (49), a second main spring support (44) and an inner ring of a third bearing (48); two ends of the third spring (43) are respectively connected with a first right spring support (42) and a second main spring support (44), and two ends of the fourth spring (45) are respectively connected with the second main spring support (44) and a second right spring support (46);
a third arc-shaped retaining ring (421) is arranged at the lower part of the left side of the first right spring support (42), at least part of the third arc-shaped retaining ring (421) is positioned at the lower part of the third bearing seat (41), the rear part of the third arc-shaped retaining ring (421) abuts against the lower part of the third bearing seat (41), the front part of the third arc-shaped retaining ring (421) is arranged at a certain distance from the lower part of the third bearing seat (41), the third arc-shaped retaining ring (421) is limited clockwise relative to the third bearing seat (41), and a certain rotating space is reserved anticlockwise;
a fourth arc-shaped retaining ring (461) is arranged at the lower part of the left side of the second right spring support (46), the fourth arc-shaped retaining ring (461) is at least partially positioned at the lower part of the fourth bearing seat (47), the front part of the fourth arc-shaped retaining ring (461) is arranged to abut against the lower part of the fourth bearing seat (47), and the rear part of the fourth arc-shaped retaining ring (461) is arranged at a certain distance from the lower part of the fourth bearing seat (47); the fourth arc-shaped retaining ring (461) is limited counterclockwise relative to the fourth bearing seat (47), and a certain rotating space is formed clockwise.
5. The self-balancing structure of electrodynamic balance car of claim 4, characterized in that the first spring (33) and the second spring (35) are cylindrical coil springs;
a first spring hole is formed in the right side of the first left spring support (32), a second spring hole and a third spring hole are formed in the left side and the right side of the first main spring support (34) respectively, and a fourth spring hole is formed in the left side of the second left spring support (36);
two ends of the first spring (33) are provided with clamping heads which are respectively clamped into the first spring hole and the second spring hole;
two ends of the second spring (35) are provided with clamping heads, and the two clamping heads are clamped into the third spring hole and the fourth spring hole respectively.
6. The self-balancing structure of the electrodynamic balance car of claim 5, wherein a first annular clamping edge (322) is stretched out from the right side of the first left spring support (32), a first hole (341) and a second annular protrusion (342) are provided on the left side of the first main spring support (34), the first annular clamping edge (322) is clamped into the first hole (341), and the first spring (33) is sleeved outside the second annular protrusion (342).
7. The self-balancing structure of the electrodynamic balance car of claim 6, wherein the first annular snap rim (322) is provided with a first limiting protrusion (3221), the cavity of the first bore (341) is provided with a first limiting groove (345), the first limiting groove (345) extends along the circumferential wall of the first bore (341) by a central angle of 5-30 ° in the circumferential direction, and the first limiting protrusion (3221) is located at a rear limit position of the first limiting groove (345);
the second annular clamping edge (362) is provided with a second limiting bump (3621), a cavity of the second cavity (343) is provided with a second limiting groove (346), the second limiting groove (346) extends for 5-30 degrees of central angle along the circumferential wall of the second cavity (343), and the second limiting bump (3621) is located at the front limit position of the second limiting groove (346).
8. The self-balancing structure of the electric balance car according to claim 7, wherein the first arc-shaped stop ring (321) and the first limit protrusion (3221) are respectively located at two opposite sides of the first left spring support (32);
the second arc-shaped retaining ring (361) and the second limiting bump (3621) are respectively positioned on two opposite sides of the second left spring support (36).
9. An electrodynamic balance car, including left automobile body (1) and right automobile body (2), characterized by, still include the self-balancing structure of any claim 1 ~ 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121871506.1U CN215883929U (en) | 2021-08-11 | 2021-08-11 | Self-balancing structure of electrodynamic balance car and electrodynamic balance car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121871506.1U CN215883929U (en) | 2021-08-11 | 2021-08-11 | Self-balancing structure of electrodynamic balance car and electrodynamic balance car |
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| Publication Number | Publication Date |
|---|---|
| CN215883929U true CN215883929U (en) | 2022-02-22 |
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| CN202121871506.1U Active CN215883929U (en) | 2021-08-11 | 2021-08-11 | Self-balancing structure of electrodynamic balance car and electrodynamic balance car |
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| Country | Link |
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| CN (1) | CN215883929U (en) |
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