CN215553842U

CN215553842U - Balance car body structure and balance car

Info

Publication number: CN215553842U
Application number: CN202121001175.6U
Authority: CN
Inventors: 臧传美
Original assignee: Yongkang Xiaolang Technology Co Ltd
Current assignee: Yongkang Xiaolang Technology Co Ltd
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2022-01-18
Anticipated expiration: 2031-05-11

Abstract

The utility model relates to a balance car body structure and a balance car, wherein the balance car body structure comprises: the device comprises a vehicle body and two wheels, wherein each wheel is correspondingly arranged on two sides of the vehicle body; the control circuit board is arranged in one or two wheels; the signal adapter plate is arranged in the vehicle body and is electrically connected with the electronic assembly and the control circuit board, wherein the electronic assembly transmits signals to the signal adapter plate, and the signal adapter plate converts the received signals and transmits the signals to the control circuit board. According to the technical scheme, the control circuit board is arranged in the wheel, so that the control circuit board is protected, the waterproof performance is improved, the mounting difficulty of the balance car is reduced, the mounting efficiency is improved, the signal adapter plate converts a plurality of received signals and transmits the signals to the control circuit board, and the signal adapter plate is arranged on the inner surface of the car body, so that the signal adapter plate is convenient to mount.

Description

Balance car body structure and balance car

Technical Field

The utility model relates to the technical field of balance cars, in particular to a balance car body structure and a balance car.

Background

Along with economic development, energy is in shortage, and social problems such as automobile emission pollution and urban congestion are presented increasingly. The electrodynamic balance car is popular with consumers as a new generation of transportation tool. The electrodynamic balance side judges the posture state of the vehicle body by using a gyroscope and an acceleration sensor inside the vehicle body based on the principle of dynamic stability, calculates an appropriate command by a precise and high-speed central microprocessor, drives a motor to adjust the posture, and keeps the balance of the system.

In the related art, a control system of the balance car is generally arranged on a middle shell or an upper shell of the balance car, and the process is complex during installation, so that the production efficiency of the balance car is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a balance car body structure which has a protection effect on a control circuit board, improves the waterproof performance, reduces the installation difficulty of a balance car, can convert a plurality of received signals by a signal adapter plate and transmits the signals to the control circuit board, and has better applicability.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a balance car body structure comprising: the vehicle comprises a vehicle body and two wheels, wherein each wheel is correspondingly arranged on two sides of the vehicle body; the control circuit board is arranged in one or two wheels; the signal adapter plate is arranged in the vehicle body and is electrically connected with the electronic component and the control circuit board, wherein the electronic component transmits signals to the signal adapter plate, and the signal adapter plate converts the received signals and transmits the signals to the control circuit board.

Preferably, be formed with the installation department on the automobile body internal surface, the signal keysets along its thickness direction run through be formed with the installation department corresponds the mounting hole that sets up, balance car body structure still includes bolt spare, bolt spare passes the mounting hole spiro union extremely the installation department.

Preferably, balance car body structure still includes first signal pencil and second signal pencil, first signal pencil one end with signal keysets electric connection, the other end passes the wheel with control circuit board electric connection, second signal pencil one end with signal keysets electric connection, the other end with electronic component electric connection.

Preferably, the wheel is provided with a motor shaft, one side of the motor shaft is arranged in the vehicle body, a through hole is formed in the motor shaft in a penetrating mode along the axial direction of the motor shaft, and one end, connected with the control circuit board, of the first signal wire harness penetrates through the through hole to be electrically connected with the signal adapter plate.

Preferably, the balance car body structure further comprises a connector communicated with and arranged on the signal adapter plate, the first signal wire harness is far away from one end of the control circuit board and is inserted and fixed on the connector, and the second signal wire harness is far away from one end of the electronic assembly and is inserted and fixed on the connector.

Preferably, one side or two sides of the signal adapter plate along the width direction of the signal adapter plate are correspondingly provided with a plurality of connectors, one first signal wire harness is provided, one end of the first signal wire harness is correspondingly inserted and fixed on the connectors, a plurality of second signal wire harnesses is provided, and one end of each second signal wire harness is correspondingly inserted and fixed on each connector.

Preferably, the automobile body is equipped with two and is and controls the connection setting, arbitrary the automobile body is kept away from another one side correspondence of automobile body is provided with the wheel, balance car automobile body structure is still including installing in one of them battery in the automobile body, the signal keysets is installed in another in the automobile body.

Preferably, the wheel includes an in-wheel motor fixedly connected with the motor shaft, and the control circuit board is disposed on an end portion of the motor shaft close to the in-wheel motor.

Preferably, the wheel also includes wear to establish and be fixed in the motor shaft is close to the fixing base on the wheel hub motor tip, control circuit board fixed set up in on the fixing base.

The utility model also provides a balance car which comprises the balance car body structure.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model provides a balance car body structure among the above-mentioned technical scheme, be through setting up in the wheel of automobile body both sides, set up the control circuit board in the wheel, and set up the signal keysets on the automobile body internal surface, the equal electric connection of signal keysets and electronic component and control circuit board, thereby based on setting up control circuit board in the wheel, not only have the guard action to control circuit board, improve waterproof performance, the installation degree of difficulty of balance car has still been reduced, the installation effectiveness is improved, electronic component is on signal transmission to the signal keysets, a plurality of signals that the signal keysets will receive are converted and are transmitted to control circuit board, because set up the signal keysets on the automobile body internal surface, conveniently to the installation of signal keysets, better suitability has.

Drawings

Fig. 1 is a schematic structural diagram of a balance car according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of a part of the assembly shown in fig. 1.

Fig. 3 is a schematic cross-sectional view at a shown in fig. 2.

Fig. 4 is an enlarged schematic view of the point B shown in fig. 3.

Fig. 5 is an enlarged schematic view of the point C shown in fig. 3.

Fig. 6 is a schematic structural diagram of the signal patch panel shown in fig. 1.

Fig. 7 is a schematic view of the wheel shown in fig. 1.

Description of the symbols of the drawings:

1. a vehicle body; 11. an installation part; 2. a wheel; 21. a motor shaft; 22. a hub motor; 221. a hub; 222. a stator; 23. a fixed seat; 24. a first end cap; 25. a first bearing; 26. a tire; 27. a second bearing; 28. a second end cap; 3. a control circuit board; 4. a signal transfer board; 41. mounting holes; 5. a connector assembly; 6. a battery.

Detailed Description

The present invention will now be described in more detail with reference to the accompanying drawings, in which the description of the utility model is given by way of illustration and not of limitation. The various embodiments may be combined with each other to form other embodiments not shown in the following description.

Referring to fig. 1 to 7, an embodiment of the present invention provides a balance car body structure, including: the vehicle comprises a vehicle body 1, wheels 2, a control circuit board 3, a signal adapter plate 4, a bolt piece, a first signal wire harness, a second signal wire harness, a connector 5 and a battery 6.

The vehicle comprises a vehicle body 1 and two wheels 2, wherein each wheel 2 is correspondingly arranged on two sides of the vehicle body 1; the control circuit board 3 is arranged in one or two wheels 2; the signal adapter plate 4 is arranged in the vehicle body 1 and is electrically connected with the electronic component and the control circuit board 3, wherein the electronic component transmits signals to the signal adapter plate 4, and the signal adapter plate 4 converts the received signals and transmits the converted signals to the control circuit board 3.

It should be noted that, the number of the control circuit boards 3 may be one or two, and when the number of the control circuit boards 3 is one, the control circuit board 3 is disposed in any one of the wheels 2; when the number of the control circuit boards 3 is two, the control circuit boards 3 are correspondingly arranged in the wheels 2, and the signal adapter plate 4 is electrically connected with the two control circuit boards 3.

In this embodiment, the signal switching circuit may transmit a plurality of signals to the control circuit board 3 through one wire harness in a Time Division Multiplexing (TDM) or Frequency Division Multiplexing (FDM) manner. In other embodiments, multiple signals may be transmitted to the control circuit board 3 through two signal harnesses.

The electronic assembly comprises a vehicle body 1 control lamp, a decorative lamp, a loudspeaker, charging, a power on/off key, Bluetooth, a photoelectric switch and the like.

It can be understood that control circuit board 3 has the motor drive function, and balance car owner accuse function, and wireless communication function can also have balance car attitude detection sensor to and hall motor detection sensor etc. will control circuit board 3 sets up in wheel 2, is about to put into all or most of the control unit on the balance car in wheel 2, make 2 integrated more functions of wheel form transplantable, a big module easy to assemble, greatly reduced the installation degree of difficulty of balance car, improve the installation effectiveness, the while utilization the leakproofness of wheel 2 is right control circuit board 3 has the guard action, improves waterproof performance.

The electronic component and the control circuit board 3 can perform bidirectional signal transmission, namely the electronic component can receive signals sent by the control circuit board 3 and can also transmit the signals to the control circuit board 3, when the electronic component transmits the signals to the signal adapter plate 4, the signal adapter plate 4 converts a plurality of received signals and transmits the signals to the control circuit board 3, and the signal adapter plate 4 is arranged on the inner surface of the vehicle body 1, so that the signal adapter plate 4 is convenient to install.

Wherein, for the installation signal keysets 4, be formed with installation department 11 on 1 internal surface of automobile body, signal keysets 4 along its thickness direction run through be formed with the mounting hole 41 that the installation department 11 corresponds the setting, balance car body structure still includes bolt spare, bolt spare passes mounting hole 41 spiro union extremely installation department 11.

As can be understood, as shown in fig. 4 and 6, since the bolt passes through the mounting hole 41 and is fixedly connected to the mounting portion 11, the signal adapting board 4 is fixedly disposed on the inner surface of the vehicle body 1, so that the signal adapting board 4 is mounted, and the signal adapting board 4 is stably disposed in the vehicle body 1.

The balance car body structure further comprises a first signal wire harness and a second signal wire harness, one end of the first signal wire harness is electrically connected with the signal adapter plate 4, the other end of the first signal wire harness penetrates through the wheel 2 and the control circuit board 3, one end of the second signal wire harness is electrically connected with the signal adapter plate 4, and the other end of the second signal wire harness is electrically connected with the electronic assembly.

It can be understood that the first signal harness is provided to electrically connect the control circuit board 3 and the signal adapter board 4, in this embodiment, the signal adapter board 4 can transmit a plurality of converted signals to the control circuit board 3 through one first signal harness, so that the number of harnesses passing through the wheel 2 is reduced; and the second signal wire harness is arranged to realize the electrical connection between the signal adapter plate 4 and the electronic assembly, and the electronic assembly transmits the corresponding signal to the signal adapter plate 4 through the second signal wire harness.

Wherein, wheel 2 has motor shaft 21, motor shaft 21 one side set up in automobile body 1, motor shaft 21 runs through along its axial and is formed with the through-hole, with control circuit board 3 is connected the one end of first signal pencil passes the through-hole with signal keysets 4 electric connection, can understand, in this embodiment, with one first signal pencil set up in motor shaft 21 in the through-hole, reduce and pass motor shaft 21's pencil sets up motor shaft 21 makes things convenient for the pencil to walk the line, simultaneously motor shaft 21 is right first signal pencil has the guard action, still makes the setting of first signal pencil is more orderly, brings great facility for the maintenance of later stage to the balance car.

In addition, balance car body structure still including the intercommunication set up in connector 5 on the signal keysets 4, first signal pencil is kept away from control circuit board 3's one end is inserted and is established and be fixed in on the connector 5, second signal pencil is kept away from electronic component's one end is inserted and is established and be fixed in on the connector 5.

It can be understood that, in this embodiment, one end of the second signal wire harness is electrically connected to the electronic component, and the other end of the second signal wire harness is inserted and fixed on the connector 5, and after the connector 5 receives the signal in the second signal wire harness, the signal in the second signal wire harness is transmitted to the signal adapting board 4, and is converted by the signal adapting board 4; one end of the first signal wire harness is electrically connected with the control circuit board 3, the other end of the first signal wire harness is inserted and fixed on the connector 5, the signal grabbing circuit board transmits the converted signal to the control circuit board 3 through the first signal wire harness, the connector 5 is arranged, the first signal wire harness and the second signal wire harness can be stably and electrically connected with the signal adapter plate 4, and the stability of signal transmission is improved.

The signal adapter plate 4 is provided with a plurality of connectors 5 along one side or two sides of the width direction thereof, the number of the first signal harnesses is one, one end of each first signal harness is correspondingly inserted and fixed on the connector 5, the number of the second signal harnesses is multiple, and one end of each second signal harness is correspondingly inserted and fixed on each connector 5. In other embodiments, multiple rows or columns of the connectors 5 may be disposed on the signal patch panel 4, as desired.

It can be understood that, as shown in fig. 2, fig. 4, and fig. 6, in this embodiment, five connectors 5 are correspondingly disposed on two sides of the signal adapter plate 4 along the width direction thereof, one end of the first signal harness is inserted and fixed on one of the connectors 5, two ends of the second signal harness are respectively inserted and fixed on two of the connectors 5, and the second signal harness transmits a plurality of signals to the signal adapter plate 4, and the arrangement manner of the connectors 5 not only reasonably utilizes the space on the signal adapter plate 4, but also meets the insertion requirement of the plurality of signal harnesses.

In addition, automobile body 1 is equipped with two and is and controls the connection setting, arbitrary automobile body 1 keeps away from another one side correspondence of automobile body 1 is provided with wheel 2, balance car body structure still including install in one of them battery 6 in the automobile body 1, signal keysets 4 installs in another in the automobile body 1.

It can be understood that, as shown in fig. 1, one of the two vehicle bodies 1 is defined as a right vehicle body 1, and the other is defined as a left vehicle body 1, in this embodiment, the battery 6 is installed in the left vehicle body 1, the signal adapter plate 4 is installed in the right vehicle body 1, the right vehicle body 1 and the left vehicle body 1 are connected through a rotating shaft, and the battery 6 and the signal adapter plate 4 are respectively installed in different vehicle bodies 1, so that the distribution of internal components of the balance car is more uniform, the signal wiring harnesses are conveniently plugged, and the situation that the signal wiring harnesses are excessively plugged in one vehicle body 1 and are disordered is effectively avoided.

The second signal wire harness in the right vehicle body 1 is directly inserted and fixed on the connector 5, the second signal wire harness in the left vehicle body 1 passes through the rotating shaft and is inserted and fixed on the connector 5, the second signal wire harness in the two wheels 2 passes through the motor shaft 21 and is inserted and fixed on the connector 5, one first signal wire harness or the second signal wire harness is correspondingly inserted and fixed on one connector 5, in the embodiment, two control circuit boards 3 are arranged, each control circuit board 3 is arranged in each wheel 2, two first signal wire harnesses are arranged, the signal adapter plate 4 converts a plurality of received signals and transmits the signals to the corresponding control circuit board 3 through each first signal wire harness, two control circuit boards 3 are arranged to improve the control efficiency, each wheel 2 is provided with the motor shaft 21, one of the first signal harnesses passes through each of the motor shafts 21, and the number of the first signal harnesses passing through the motor shafts 21 is small.

Wherein, wheel 2 includes the in-wheel motor 22 with motor shaft 21 rigid coupling, control circuit board 3 sets up in motor shaft 21 is close to on an end of in-wheel motor 22, wheel 2 still including wear to establish and be fixed in motor shaft 21 is close to fixing base 23 on an end of in-wheel motor 22, control circuit board 3 is fixed set up in on fixing base 23.

It can be understood that, as shown in fig. 7, the wheel 2 further includes a first end cover 24, a first bearing 25, a tire 26, a second bearing 27, and a second end cover 28, the in-wheel motor 22 includes a hub 221 and a stator 222 disposed in the hub 221, one side of the hub 221 away from the stator 222 is disposed on an inner surface of the tire 26, the stator 222 is disposed with the motor shaft 21, one end of the motor shaft 21 is fixedly connected to the stator 222, and the other end is fixedly connected to a fixing seat 23 disposed in each of the vehicle bodies 1, and it should be noted that the control circuit board 3 may be disposed inside or outside the in-wheel motor 22.

In this embodiment, the control circuit board 3 is disposed outside the in-wheel motor 22, one end of the motor shaft 21 is disposed inside the first bearing 25, one side of the motor shaft 21 away from the first bearing 25 is disposed inside the second bearing 27, the second end cover 28 is fixed on one side of the wheel hub 221 by a fastener, since the fixing seat 23 is fixedly connected to one end of the motor shaft 21 close to the in-wheel motor 22, the fixing seat 23 is located on one side of the in-wheel motor 22 close to the first bearing 25, the control circuit board 3 is fixed on one end of the motor shaft 21 by the fixing seat 23, the control circuit board 3 is disposed on one end of the motor shaft 21 for heat dissipation, of course, the control circuit board 3 can also be directly disposed on the end of the motor shaft 21, that is, the structure of the fixing seat 23 is not adopted, the first end cover 24 is arranged, the control circuit board 3 can be protected, the sealing performance of the wheel 2 is utilized to protect the control circuit board 3, the waterproof performance is improved, and due to the fact that all or most of control components on the balance car are placed into the wheel 2, the wheel 2 integrates more functions, the transplantable large module convenient to install is formed, the installation difficulty of the balance car is greatly reduced, and the installation efficiency is improved. Of course, the control circuit board may also be disposed at other positions of the hub motor, such as: inside, outside end cap.

The utility model also provides a balance car, which comprises the balance car body structure, please refer to fig. 1-7, the balance car has a protection effect on the control circuit board 3, improves the waterproof performance, and reduces the installation difficulty of the balance car, and the signal adapter plate 4 can convert a plurality of received signals and transmit the signals to the control circuit board 3.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. A balance car body structure, characterized by comprising:

the bicycle comprises a bicycle body (1) and two wheels (2), wherein each wheel (2) is correspondingly arranged on two sides of the bicycle body (1);

the control circuit board (3) is arranged in one or two wheels (2);

the signal adapter plate (4) is arranged in the vehicle body (1) and is electrically connected with the electronic component and the control circuit board (3), wherein the electronic component transmits signals to the signal adapter plate (4), and the signal adapter plate (4) converts the received signals and transmits the signals to the control circuit board (3).

2. The balance car body structure according to claim 1, wherein an installation part (11) is formed on the inner surface of the car body (1), the signal transfer plate (4) penetrates through along the thickness direction thereof to form an installation hole (41) corresponding to the installation part (11), the balance car body structure further comprises a bolt piece, and the bolt piece penetrates through the installation hole (41) and is connected to the installation part (11) in a threaded manner.

3. The balance car body structure according to claim 1, further comprising a first signal harness and a second signal harness, wherein one end of the first signal harness is electrically connected with the signal adapter plate (4), the other end of the first signal harness penetrates through the wheel (2) and is electrically connected with the control circuit board (3), one end of the second signal harness is electrically connected with the signal adapter plate (4), and the other end of the second signal harness is electrically connected with the electronic component.

4. The balance car body structure according to claim 3, wherein the wheel (2) has a motor shaft (21), one side of the motor shaft (21) is disposed in the car body (1), a through hole is formed through the motor shaft (21) in the axial direction thereof, and one end of the first signal harness connected to the control circuit board (3) passes through the through hole to be electrically connected to the signal adapter plate (4).

5. The balance car body structure according to claim 3 or 4, characterized in that the balance car body structure further comprises a connector (5) which is communicated and arranged on the signal adapter plate (4), one end of the first signal harness, which is far away from the control circuit board (3), is inserted and fixed on the connector (5), and one end of the second signal harness, which is far away from the electronic component, is inserted and fixed on the connector (5).

6. The balance car body structure according to claim 5, wherein a plurality of said connectors (5) are provided on one side or both sides of said signal adapter plate (4) in the width direction thereof, said first signal harness is provided as one, one end of said first signal harness is inserted and fixed to said connectors (5) correspondingly, said second signal harness is provided as a plurality, and one end of each said second signal harness is inserted and fixed to each said connector (5) in one-to-one correspondence.

7. The balance car body structure according to claim 1, wherein the car body (1) is provided with two and is left-right connection settings, any car body (1) is far away from another one side of the car body (1) is correspondingly provided with the wheel (2), the balance car body structure further comprises a battery (6) installed in one of the car body (1), and the signal adapter plate (4) is installed in another car body (1).

8. The balance car body structure according to claim 1, wherein said wheel (2) includes an in-wheel motor (22) fixedly connected to a motor shaft (21), and said control circuit board (3) is provided on an end portion of the motor shaft (21) near said in-wheel motor (22).

9. The balance vehicle body structure according to claim 8, wherein the wheel (2) further comprises a fixing seat (23) fixed on an end portion of the motor shaft (21) close to the in-wheel motor (22), and the control circuit board (3) is fixedly arranged on the fixing seat (23).

10. A balance car characterized by comprising the balance car body structure of any one of claims 1 to 9.