CN219172557U

CN219172557U - Auxiliary wheel supporting device

Info

Publication number: CN219172557U
Application number: CN202320124866.8U
Authority: CN
Inventors: 王定宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-01-18
Filing date: 2023-01-18
Publication date: 2023-06-13
Anticipated expiration: 2033-01-18

Abstract

The utility model discloses an auxiliary wheel supporting device which comprises an auxiliary wheel, a supporting rod, a rotating shaft, a motor component and a control component for controlling the motor component, wherein two ends of the rotating shaft are respectively fixedly connected with the supporting rod, the auxiliary wheel is rotationally connected to the bottom end of the supporting rod, the motor component comprises a motor, a driving gear penetrating through an output shaft of the motor, and a transmission gear engaged with the driving gear, the driving gear is penetrated through the rotating shaft, the control component comprises a sensing piece, a supporting position sensor and a retracting position sensor, the sensing piece is arranged on the transmission gear or the driving gear, and when the sensing piece rotates to a position opposite to the supporting position sensor, the auxiliary wheel descends to the ground to contact, and a supporting vehicle keeps balanced and does not fall down. The intelligent control auxiliary wheel is used for ascending or descending, the stability is good, the number of mechanical structures is small, the structure is simple, the sensing piece is not in collision with the supporting position sensor and the retracting position sensor, the situation that the control assembly is damaged due to collision is avoided, and the service life is long.

Description

Auxiliary wheel supporting device

Technical Field

The utility model relates to the technical field of motor vehicles, in particular to an auxiliary wheel supporting device.

Background

Two-wheeled electric vehicles and motorcycles are common transportation means; when a rider wants to suspend the vehicle, he or she needs to hold his or her handles with his or her feet against the ground to support the vehicle. In order to facilitate riding of people, the existing part of two-wheeled vehicles are provided with auxiliary wheel supporting devices, and when the vehicles are suspended, the auxiliary wheels descend to be in contact with the ground, so that the effect of supporting the vehicles is achieved.

For example, the utility model patent with publication number CN107757759B discloses an auxiliary wheel supporting device and a vehicle, comprising a ratchet mechanism, a supporting rod provided with rollers, and a first traction assembly for connecting the ratchet mechanism and the supporting rod, wherein the ratchet mechanism is used as a power assembly and comprises a ratchet, a stop pawl and a driving pawl for driving the ratchet to rotate, when the stop pawl is clamped with the ratchet, the ratchet is not rotated any more, the auxiliary wheel supporting device limits the rotation angle of the ratchet through a mechanical structure, the number of the structures is large and complex, and the ratchet and the stop pawl are clamped for many times for long-term use, so that the auxiliary wheel supporting device is easy to damage. In view of this, the present utility model has been made to address the above-described problems, and further improves the auxiliary wheel supporting apparatus.

Disclosure of Invention

The main purpose of the utility model is to provide an auxiliary wheel supporting device, which controls the auxiliary wheel to ascend or descend through an intelligent control assembly, reduces the number of mechanical structures and has good stability.

The utility model provides an auxiliary wheel supporting device which comprises a pair of auxiliary wheels, supporting rods, a rotating shaft parallel to the ground, a motor assembly and a control assembly for controlling the motor assembly, wherein two ends of the rotating shaft are fixedly connected with the supporting rods respectively, the auxiliary wheels are rotationally connected to the bottom ends of the supporting rods, the motor assembly comprises a motor, a driving gear penetrating through an output shaft of the motor and a transmission gear meshed with the driving gear, the transmission gear penetrates through the rotating shaft, and the control assembly comprises a sensing piece, a supporting position sensor and a retracting position sensor which are arranged on the transmission gear or the driving gear.

Preferably, the control assembly further comprises a control system, and the control system receives signals of the supporting position sensor and the retracting position sensor, processes the signals and then controls the motor to operate.

Preferably, the auxiliary wheel supporting device further comprises a bracket fixedly installed at the bottom of the vehicle, and the rotating shaft is arranged on the bracket.

Preferably, the top of the bracket is fixedly connected with the vehicle, and the motor is fixed on the bracket through a motor bracket.

Preferably, the motor is mounted at the bottom of the bracket, the motor output shaft extends to the outer side of the bracket, two ends of the extension of the rotating shaft extend to the outer side of the bracket, the driving gear is meshed with the transmission gear at the same outer side of the bracket, the sensing piece is arranged on the driving gear, and the supporting position sensor and the retracting position sensor are located above the driving gear.

Preferably, the support position sensor and the stowage position sensor are mounted at a bottom of the vehicle.

Preferably, the control assembly further comprises a speed detector and a control panel arranged near the vehicle handle, wherein a three-position sliding switch, a down key and a stow key are arranged on the control panel, and the control system has three modes: manual mode, semi-automatic mode, full-automatic mode, through three slide switch switches.

When the control system enters a manual mode and lightly touches the down key, the motor assembly drives the supporting rod to rotate towards the ground, when the supporting position sensor detects the sensing piece, a signal is transmitted to the control system, the control system controls the motor to stop running, the auxiliary wheel is in contact with the ground at the moment, and the vehicle keeps balance and does not fall under the support of the supporting rod; the motor drives the supporting rod to rotate upwards, when the sensor detects the sensing piece, a signal is transmitted to the control system, the control system controls the motor to stop running, and the auxiliary wheel is not in contact with the ground at the moment.

When the control system enters a full-automatic mode and the speed detector detects that the running speed of the vehicle is lower than the minimum speed, the control system controls the motor assembly to put down the auxiliary wheel; the control system controls the motor assembly to retract the auxiliary wheel upwardly when the travel speed of the vehicle is above a minimum speed.

When the control system enters a semi-automatic mode, a rider is required to put down the auxiliary wheel by touching the put-down key; and the speed detector detects that the running speed of the vehicle is higher than the minimum speed, and the control system controls the motor assembly to retract the auxiliary wheel upwards.

Mounting position debugging operation of the sensing piece and the sensor: when the supporting rod is used for supporting the vehicle to keep balance and not fall down, the supporting rod is vertical to the ground, if the supporting rod is short, the supporting rod can be inclined relative to the ground, and optimally, the supporting rod is vertical relative to the ground, the sensing piece is arranged at the top of the transmission gear, an included angle formed by the sensing piece and the horizontal ground ranges from 85 degrees to 95 degrees, and the supporting position sensor is fixed right above the sensing piece. When the auxiliary wheel is not contacted with the ground, the supporting rod is inclined relative to the ground, and the stowage position sensor is fixed right above the sensing piece.

The beneficial effects of the utility model are as follows:

1. the intelligent control assembly controls the auxiliary wheel to ascend or descend, has good stability, has fewer mechanical structures, simple structure, and long service life, and the sensing piece does not collide with the supporting position sensor and the retracting position sensor, so that the condition that the control assembly is damaged due to collision is avoided.

2. The height difference between the bottoms of vehicles of different models and the ground is different, and the utility model can adapt to different height differences by adjusting the installation positions of the sensing piece, the supporting sensor and the stowage position sensor, so that the utility model is suitable for most vehicles.

3. When the riding person pauses the vehicle, the auxiliary wheels and the supporting rods are put down to support the vehicle, so that the auxiliary wheels and the supporting rods keep balanced and do not fall down, the riding person does not need to support the vehicle by feet, and the riding process is more convenient.

Drawings

FIG. 1 is a schematic view of an auxiliary wheel supporting apparatus according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of the position of the sensing element and the sensor according to the embodiment of the utility model;

fig. 3 is a schematic structural diagram of a control panel according to an embodiment of the utility model.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals identify like or similar elements or elements having like or similar functionality throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships as described based on the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, terms such as "mounted," "connected," "secured," and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed therewith; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless explicitly specified and limited otherwise, a first feature "up" or "down" on a second feature may be a direct contact between the first feature and the second feature, or an indirect contact between the first feature and the second feature through an intermediary, and further, a first feature "above", "above" and "over" a second feature may be a first feature directly above or obliquely above the second feature, or simply indicate that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Referring to fig. 1-3, an embodiment of the auxiliary wheel supporting apparatus of the present utility model is shown:

the utility model provides an auxiliary wheel strutting arrangement, including a pair of auxiliary wheel 1, bracing piece 2, be on a parallel with pivot 31 on ground, motor element, a control assembly for controlling motor element, a bracing piece 2 of both ends difference fixed connection of pivot 31, auxiliary wheel 1 rotates the bottom of connecting at bracing piece 2, motor element includes motor 41, wear to establish driving gear 42 on motor 41's output shaft, be used for driving gear 42 engaged drive gear 43, drive gear 43 wears to establish on pivot 31, control assembly includes the sensing piece 51 that sets up on drive gear 43 or driving gear 42, the supporting position sensor 52, stow position sensor 53.

The control assembly also includes a control system that receives signals from the support position sensor 52 and the stow position sensor 53 and processes the signals to control operation of the motor 41.

As shown in fig. 1, the auxiliary wheel supporting apparatus further includes a bracket 3, and a rotation shaft 31 is provided on the bracket 3. The top of the bracket 3 is fixedly connected with the vehicle, and the motor 41 is fixed at the bottom of the bracket 3 through a motor bracket 44. The output shaft of the motor 41 extends to the outside of the bracket 3, and both ends of the shaft 31 extend to the outside of the bracket 3, and the driving gear 42 and the transmission gear 43 are engaged with each other at the same outside of the bracket 3. Specifically, the sensing member 51 is a magnetic sheet provided on the driving gear 42. The support position sensor 52 and the stow position sensor 53 are located above the drive gear 42 and mounted to the bottom of the vehicle.

The motor bracket 44 has an L-shaped structure and comprises a mounting portion 441 and a connecting portion 442 perpendicular to the mounting portion 441, the mounting portion 441 is fixedly connected with the bottom of the bracket 3, the connecting portion 442 is located at an outer side of the bracket 3, and an output shaft of the motor 41 sequentially penetrates the connecting portion 442 and is fixedly connected with the transmission gear 43.

Specifically, the motor 41, the sensing member 51, the support position sensor 52, and the stowage position sensor 53 of the present utility model are waterproof members.

As shown in fig. 3, the control assembly further includes a speed detector, a control panel 6 disposed near the vehicle handle, a three-position slide switch 61, a down key 62, and a retract key 63 are provided on the control panel 6, and the control system has three modes: the manual mode, the semiautomatic mode, and the fully automatic mode are switched by the three-position slide switch 61.

Specifically, the speed detector is a Hall sensor arranged on a vehicle motor, the Hall sensor transmits an operation signal of the vehicle motor to a control system, and the control system calculates and processes the signal of the Hall sensor to obtain the running speed of the vehicle.

When the control system enters a manual mode, the lower key 62 is touched lightly, the motor assembly drives the support rod 2 to rotate towards the ground, when the sensor 52 detects the sensing piece 51 and transmits a signal to the control system, the control system controls the motor 41 to stop running, the auxiliary wheel 1 is in contact with the ground at the moment, and the vehicle is balanced and does not fall under the support of the support rod 2; when the retracting key 32 is touched lightly, the motor 41 drives the supporting rod 2 to rotate upwards, and the retracting position sensor 53 detects the sensing piece 51 and transmits a signal to the control system, the control system controls the motor 41 to stop running, and the auxiliary wheel 1 is not contacted with the ground.

When the control system enters a full-automatic mode, the speed detector detects that the running speed of the vehicle is lower than 5km/h, and the control system controls the motor assembly to put down the auxiliary wheel 1; when the running speed of the vehicle is higher than 5km/h, the control system controls the motor assembly to retract the auxiliary wheel 1 upwards.

When the control system enters a semi-automatic mode, the rider is required to put down the auxiliary wheel 1 by touching the down key 62; and the speed detector detects that the running speed of the vehicle is higher than 5km/h, the control system controls the motor assembly to retract the auxiliary wheel 1 upwards.

When a rider pauses the vehicle, the auxiliary wheel 1 and the support rod 2 are put down to support the vehicle so as to keep the vehicle balanced and not fall down, particularly in rainy days.

The intelligent control assembly controls the auxiliary wheel 1 to ascend or descend, so that the intelligent control assembly has good stability, the mechanical structure has the advantages of small number and simple structure, the sensing piece 51 does not collide with the supporting position sensor 52 and the retracting position sensor 53, the condition that the control assembly is damaged due to collision is avoided, and the service life is long.

Mounting position adjustment operation of the sensing piece 51 and the sensor: when the support rod 2 supports the vehicle to be balanced and not fall down, the support rod 2 is vertical to the ground, if the support rod 2 is short, the support rod 2 can also be inclined relative to the ground, optimally, the support rod 2 is vertical relative to the ground, the sensing piece 51 is arranged on the top of the transmission gear 43, an included angle formed by the sensing piece 51 and the horizontal ground ranges from 85 degrees to 95 degrees, and the support position sensor 52 is fixed right above the sensing piece 51. When the auxiliary wheel 1 is not in contact with the ground, the support bar 2 is inclined with respect to the ground, and the stowage position sensor 53 is fixed directly above the sensing piece 51.

The utility model can be suitable for vehicles of different models by adjusting the installation positions of the sensing piece 51, the supporting sensor 52 and the retraction position sensor 53.

General electric bicycle assembly operation of this embodiment: first, the bracket 3 is fixed at the bottom of the electric bicycle, the motor component and the rotating shaft 31 are arranged on the bracket 3, the two support rods 2 are fixedly connected at the two ends of the rotating shaft 31, the auxiliary wheel 1 is arranged at the bottom end of the support rod 2, and the position where the auxiliary wheel 1 is put down is the position where the electric bicycle originally needs to be provided with a foot support.

In the description of the present specification, reference to descriptions as pertaining to "one embodiment," "some embodiments," "examples," "particular examples," or "some examples" and the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples, and further, different embodiments or examples, and features of different embodiments or examples, described in this specification may be combined and combined by those skilled in the art without contradiction to each other.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the present utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the present utility model.

Claims

1. The auxiliary wheel supporting device is mounted on a vehicle and is characterized by comprising a pair of auxiliary wheels, supporting rods, a rotating shaft parallel to the ground, a motor assembly and a control assembly, wherein two ends of the rotating shaft are respectively and fixedly connected with the supporting rods, the auxiliary wheels are connected to the bottom ends of the supporting rods in a rotating mode, the motor assembly comprises a motor, a driving gear penetrating through an output shaft of the motor and a transmission gear meshed with the driving gear, the transmission gear penetrates through the rotating shaft, the control assembly comprises a sensing piece, a supporting position sensor and a retracting position sensor, the sensing piece is arranged on the transmission gear or the driving gear, when the sensing piece rotates to a position opposite to the supporting position sensor, signals of the supporting position sensor are transmitted to the control assembly, and the control assembly controls the motor to stop running; when the sensing piece rotates to a position opposite to the stowing position sensor, a signal of the stowing position sensor is transmitted to the control assembly, and the control assembly controls the motor to stop running.

2. The auxiliary wheel support device of claim 1, wherein the control assembly further comprises a control system that receives signals from the support position sensor and the stow position sensor, processes the signals, and then controls the operation of the motor.

3. The auxiliary wheel supporting apparatus as claimed in claim 1, further comprising a bracket fixedly installed at a bottom of the vehicle, the rotation shaft being provided on the bracket.

4. A supplementary wheel supporting apparatus according to claim 3, wherein the top of the bracket is fixedly connected to the vehicle, and the motor is fixed to the bracket through a motor bracket.

5. A supporting device for an auxiliary wheel according to claim 3, wherein the motor is mounted at the bottom of the bracket, the motor output shaft extends to the outer side of the bracket, the two ends of the shaft extend to the outer side of the bracket, the driving gear is meshed with the transmission gear at the same outer side of the bracket, the sensing member is arranged on the driving gear, and the supporting position sensor and the retracting position sensor are located above the driving gear.

6. The auxiliary wheel support of claim 4, wherein the support position sensor and the stow position sensor are mounted to a bottom of the vehicle.

7. The auxiliary wheel supporting apparatus according to any one of claims 1 to 6, wherein the control assembly further comprises a speed detector for detecting a running speed of the vehicle.