CN213800049U

CN213800049U - Damping reset mechanism and balance car

Info

Publication number: CN213800049U
Application number: CN202022575443.7U
Authority: CN
Inventors: 蔡优飞; 闫学凯
Original assignee: Shenzhen Lexing World Technology Co ltd
Current assignee: Shenzhen Lexing World Technology Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-07-27
Anticipated expiration: 2030-11-09

Abstract

The utility model provides a damping resetting mechanism and balance car, including bearing cap, cushion, damping friction disc and pivot, be provided with the damping friction disc in the pivot, the bearing cap set up in on the damping friction disc, the cushion set up in between the bearing cap with the damping friction disc through set up the cushion between bearing cap and damping friction disc, make the damping friction disc paste the pivot tightly, provide frictional force thereby produce the damping effect; even if the damping friction plate is abraded, the damping friction plate can automatically compensate and continuously provide stable pressing force due to the existence of the elastic pad, so that the continuous and stable damping effect is guaranteed.

Description

Damping reset mechanism and balance car

Technical Field

The utility model relates to an elasticity canceling release mechanical system, especially a damping canceling release mechanical system and have its balance car.

Background

The self-balancing two-wheeled electric vehicle is an electric vehicle with tires arranged in parallel left and right and realizes self-balancing by adopting an inverted pendulum principle; the vehicle detects the transformation of the gravity center of the human body and the vehicle body through a gyroscope and an acceleration sensor which are arranged in the vehicle body, thereby controlling the direction and the speed of the vehicle and realizing zero-radius steering. The self-balancing two-wheeled electric vehicle is convenient and environment-friendly, and is a good short-distance transportation tool for riding instead of walk. In a steering mechanism used on a conventional self-balancing vehicle, a physical elastic body is generally mounted on a rotating shaft for resetting.

At present, the steering rod of the self-balancing two-wheeled electric vehicle has no continuous damping in the resetting process and can vibrate repeatedly until the steering rod is finally stopped.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: without constant damping, the oscillations repeat until the final stop.

In order to solve the technical problem, the utility model discloses a technical scheme be:

the utility model provides a damping canceling release mechanical system, including bearing cap, cushion, damping friction disc and pivot, be provided with the damping friction disc in the pivot, the bearing cap set up in on the damping friction disc, the cushion set up in the bearing cap with between the damping friction disc.

Further, the bearing cap and the damping friction plate butt surface are first end surfaces, the first end surfaces are provided with first grooves, the damping friction plate and the bearing cap butt surface are second end surfaces, the second end surfaces are provided with first bulges, and the first grooves are buckled with the first bulges in an adaptive mode.

Furthermore, the abutting surface of the damping friction plate and the rotating shaft is a third end surface, and a second protrusion and a second groove are arranged on the third end surface.

Further, the rotating shaft comprises a conical shaft section.

Further, the surface of the conical shaft section is provided with an anti-loose assembly plane.

Further, the rotating shaft further comprises a bearing supporting shaft section, and the bearing supporting shaft section is connected with the conical shaft section.

Further, the rotating shaft further comprises a D-shaped shaft section, and the D-shaped shaft section is connected with the bearing supporting shaft section.

Furthermore, the rotating shaft further comprises a sensor mounting shaft section, and the sensor mounting shaft section is connected with the D-shaped shaft section.

Furthermore, the shaft fixing device further comprises an elastic plate, and the rotating shaft is connected with the elastic plate through the D-shaped shaft section and is fixed by a bearing.

Further, provide a balance car, include as above-mentioned any one damping canceling release mechanical system and spacing pad, parking stall skeleton and steering column, be provided with the installation position on the parking stall skeleton, damping canceling release mechanical system set up in on the installation position, spacing pad set up in the elastic plate with between the parking stall skeleton, the steering column set up in on the damping canceling release mechanical system.

The beneficial effects of the utility model reside in that: the utility model provides a damping canceling release mechanical system, including bearing cap, cushion, damping friction disc and pivot, be provided with the damping friction disc in the pivot, the bearing cap set up in on the damping friction disc, the cushion set up in the bearing cap with between the damping friction disc. The elastic pad is arranged between the bearing cover and the damping friction plate, so that the damping friction plate is tightly attached to the rotating shaft, and friction force is provided, so that a damping effect is generated; even if the damping friction plate is abraded, the damping friction plate can automatically compensate and continuously provide stable pressing force due to the existence of the elastic pad, so that the continuous and stable damping effect is guaranteed.

Drawings

The following detailed description of the specific structure of the present invention with reference to the accompanying drawings

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

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

FIG. 3 is a schematic structural view of the friction damping fin of the present invention;

FIG. 4 is a schematic view of the structure of the rotating shaft of the present invention;

fig. 5 is a side view of the present invention;

fig. 6 is a cross-sectional view taken along a-a of fig. 5.

Detailed Description

In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1, the present invention provides a damping resetting mechanism, which comprises a bearing cap 1, an elastic pad 2, a damping friction plate 3 and a rotating shaft 4, wherein the rotating shaft 4 is provided with the damping friction plate 3, the bearing cap 1 is disposed on the damping friction plate 3, the elastic pad 2 is disposed between the bearing cap 1 and the damping friction plate 3, the elastic pad 2 and the damping friction plate 3 are detachably connected, and the damping resetting mechanism can be integrally formed.

The elastic pad 2 is arranged between the bearing cover 1 and the damping friction plate 3, so that the bearing cover 1 compresses the elastic pad 2 and transmits force to the damping friction plate 3, and the damping friction plate 3 is tightly attached to the rotating shaft 4 to generate friction force so as to generate damping effect; even if the damping friction plate 3 is abraded, the elastic cushion 2 can automatically compensate and continuously provide stable pressing force, so that the continuous and stable damping effect is guaranteed.

Further, referring to fig. 2 to 3, an abutting surface of the bearing cap 1 and the damping friction plate 3 is a first end surface 11, the first end surface 11 is provided with a first groove 12, an abutting surface of the damping friction plate 3 and the bearing cap 1 is a second end surface 31, the second end surface 31 is provided with a first protrusion 32, the first groove 12 is in fit engagement with the first protrusion 32, and the first protrusion 32 can be inserted into the first groove 12 to prevent the bearing cap 1 and the damping friction plate 3 from rotating relatively.

Further, the abutting surface of the damping friction plate 3 and the rotating shaft 4 is a third end surface 33, and the third end surface 33 is provided with a second protrusion 34 and a second groove 35, so that friction is increased.

Further, referring to fig. 4, the shaft 4 includes a tapered shaft section 41 so that the hole engaged therewith is tightly engaged without clearance under the compression of the screw on the locking end face 42.

Further, the surface of the conical shaft section 41 is provided with an anti-loose assembly plane 43, which ensures that the rotating shaft 4 and the matched components are not easy to rotate relatively.

Further, the rotating shaft 4 further comprises a bearing support shaft section 44, and the bearing support shaft section 44 is connected with the tapered shaft section 41 and used for supporting the bearing 5 to ensure that the rotating shaft can rotate circumferentially without axial movement.

Further, the rotating shaft 4 further comprises a D-shaped shaft section 45, and the D-shaped shaft section 45 is connected with the bearing support shaft section 44, so that a circumferential moment for resetting the rotating shaft 4 can be generated.

Further, the rotating shaft 4 further comprises a sensor mounting shaft section 46, the sensor mounting shaft section 46 is connected with the D-shaped shaft section 45, and the sensor mounting shaft section is of an inner groove structure and can accommodate sensors such as Hall elements.

Further, still include elastic plate 6, pivot 4 passes through D type shaft segment 45 and is connected with elastic plate 6, and utilizes bearing 5 fixed. The elastic plate 6 may be an elastic steel plate.

Further, provide a balance car, including damping canceling release mechanical system and spacing 7, parking stall skeleton 8 and the steering column as above-mentioned any, be provided with installation position 81 on the parking stall skeleton 8, damping canceling release mechanical system sets up on installation position 81, and spacing 7 sets up between elastic plate 6 and parking stall skeleton 8, and the steering column sets up on damping canceling release mechanical system.

Referring to fig. 5 to 6, when the steering rod of the balance car is pulled by the driver, the steering rod drives the rotating shaft 4 to rotate, and the side line of the D-shaped shaft section 45 of the rotating shaft 4 bends the elastic steel plate, so as to obtain a reverse moment; after a driver stops turning, the steering rod automatically returns to the vertical position, and the steering rod can slowly return without repeatedly rebounding due to the friction force between the damping friction plate 3 and the upper arc surface of the rotating shaft 4; even if the damping friction plate 4 is abraded, the elastic cushion 2 can automatically compensate and continuously provide stable pressing force, so that the continuous and stable damping effect is guaranteed.

To sum up, the utility model provides a pair of damping canceling release mechanical system and balance car can provide the damping dynamics that lasts stable for the balance car steering column resets softly, can not produce unnecessary noise, and does not have the oil leak problem.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A damping canceling release mechanical system which characterized in that: the damping friction plate is arranged on the rotating shaft, the bearing cover is arranged on the damping friction plate, and the elastic pad is arranged between the bearing cover and the damping friction plate.

2. The damped return mechanism of claim 1 wherein: the bearing cover and damping friction piece butt face are first terminal surface, first terminal surface is provided with first recess, the damping friction piece with bearing cover butt face is the second terminal surface, the second terminal surface is provided with first arch, first recess with first protruding adaptation lock.

3. The damped return mechanism of claim 2 wherein: the damping friction plate and the butt joint surface of the rotating shaft are third end surfaces, and second protrusions and second grooves are arranged on the third end surfaces.

4. The damped return mechanism of claim 3 wherein: the rotating shaft comprises a conical shaft section.

5. The damped return mechanism of claim 4 wherein: the surface of the conical shaft section is provided with an anti-loose assembly plane.

6. The damped return mechanism of claim 5 wherein: the rotating shaft further comprises a bearing supporting shaft section, and the bearing supporting shaft section is connected with the conical shaft section.

7. The damped return mechanism of claim 6 wherein: the rotating shaft further comprises a D-shaped shaft section, and the D-shaped shaft section is connected with the bearing supporting shaft section.

8. The damped return mechanism of claim 7 wherein: the rotating shaft further comprises a sensor mounting shaft section, and the sensor mounting shaft section is connected with the D-shaped shaft section.

9. The damped return mechanism of claim 8 wherein: still include the elastic plate, the pivot passes through D type shaft part with the elastic plate is connected, and utilizes the bearing fixed.

10. The utility model provides a balance car which characterized in that: the parking space frame comprises the damping resetting mechanism as claimed in any one of claims 1 to 9, a limiting pad, a parking space frame and a steering rod, wherein an installation position is arranged on the parking space frame, the damping resetting mechanism is arranged on the installation position, the limiting pad is arranged between an elastic plate and the parking space frame, and the steering rod is arranged on the damping resetting mechanism.