CN214001926U

CN214001926U - Balance vehicle

Info

Publication number: CN214001926U
Application number: CN202021383492.4U
Authority: CN
Inventors: 甄旭彬; 张令; 任冠佼
Original assignee: Ninebot Beijing Technology Co Ltd
Current assignee: Ninebot Beijing Technology Co Ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2021-08-20
Anticipated expiration: 2029-07-26
Also published as: CN213109640U; CN213109637U; CN213109638U; CN212950980U; CN213502743U; CN213109639U

Abstract

The utility model provides a balance car, include: the battery master control module is installed on the vehicle body and comprises a protective shell, a control system, a battery management system and a battery cell, wherein the control system, the battery management system and the battery cell are installed in the protective shell. Through the utility model provides a technical scheme can solve the problem that the balance car battery main control module part among the prior art is many, the assembly is complicated.

Description

Balance vehicle

The application is a divisional application with the application number of '201921193098.1', the application date of '07-26.2019' and the name of 'electric vehicle'.

Technical Field

The utility model relates to an electric motor car technical field particularly, relates to a balance car.

Background

At present, in the field of balance car manufacturing, a battery individual packaging mode is generally adopted, namely, a battery and a BMS board are individually packaged and then are connected with a main control board through a wire. The balance car in the prior art mainly comprises a car body, a battery, a master control, a motor, a shell part, a leg control rod, a steering shaft and the like, wherein all modules are mutually independent and are connected together through a screw or a lead to form a complete balance car system. However, the mode causes the balance car to have a plurality of parts, complex assembly and a plurality of connecting lines, thereby increasing the manufacturing cost virtually.

Disclosure of Invention

A primary object of the present invention is to provide a balance car to solve the technical problem of complex assembly of the balance car in the prior art.

In order to achieve the above object, the utility model provides a balance car, include: a vehicle body; the battery master control module is arranged on the vehicle body and positioned below the vehicle body, and comprises a protective shell, a battery, a control system and a battery management system, wherein the battery management system and the control system are connected with the battery, and the battery, the control system and the battery management system are arranged in the protective shell; the wheel module is connected with the vehicle body and comprises a tire and a motor, the motor is arranged on the tire, and the control system is connected with the motor so as to control the motor to work through the control system and drive the tire to move through the motor; the load detection part is arranged on the vehicle body and is connected with the control system so as to detect whether a load exists on the vehicle body through the load detection part and transmit a signal to the control system through the load detection part; and the steering module is arranged on the vehicle body and comprises a steering shaft, and the steering shaft is rotatably arranged on the vehicle body so that the control system controls the motor to work according to the rotation of the steering shaft.

Further, the battery, the control system and the battery management system are fixed in the protective shell through a glue pouring process.

Further, the balance car still includes: the upper shell is arranged on the vehicle body and comprises a pedal portion and a protection portion, the protection portion is arranged at the end portion of the pedal portion, and the protection portion and the tire are arranged oppositely to cover at least part of the tire through the protection portion.

Further, the protection part comprises a first protection side plate and a second protection side plate, wherein the first protection side plate and the second protection side plate are oppositely arranged on two opposite sides of the pedal part so as to protect the tire through the first protection side plate and the second protection side plate.

Further, the upper housing further includes a buffer member provided on the pedal portion to buffer the pedal portion by the buffer member.

Further, a load detection member is located below the pedal portion to detect whether there is a load on the pedal portion through the load detection member and to transmit a signal to the control system through the load detection member.

Further, be provided with the mounting groove on the automobile body, load detection spare sets up in the mounting groove.

Further, battery master control module still includes the detection piece, and the detection piece setting still includes on control system, and the balance car: the leg control rod is arranged on the vehicle body; the leg control rod is connected with the steering shaft so as to drive the steering shaft to rotate through the leg control rod; the detection head of the detection piece is arranged towards the steering shaft so as to detect the rotating state of the steering shaft through the detection piece and transmit the detected signal to the control system through the detection piece.

Furthermore, a magnetic part is arranged at the end part of the steering shaft, the detection part is a Hall sensor, and a detection head of the Hall sensor is arranged towards the magnetic part so as to obtain the rotation condition of the steering shaft through the change of the magnetic field of the magnetic part detected by the Hall sensor.

Further, the steering module further includes: the steering shaft fixing cover is arranged on the vehicle body and is matched with the appearance of the steering shaft so as to position the steering shaft through the steering shaft fixing cover.

Further, the balance car still includes: the lower shell is arranged on the vehicle body, and the lower shell is wrapped on the battery main control module to protect the battery main control module through the lower shell.

Use the technical scheme of the utility model, through all setting up battery, control system and battery management system in order to form battery host system in the protecting crust, compare in prior art with battery case control system separately set up and through the mode that the connecting wire is connected for the connection of module is simpler. Simultaneously, through all setting up battery host system and wheel module on the automobile body, such assembly is simple, has reduced assembly cost. Therefore, through the utility model provides a technical scheme can solve the technical problem that the balance car assembly among the prior art is complicated.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows an exploded view of a balance car provided according to an embodiment of the present invention;

fig. 2 shows an exploded view of another angle of a balance car provided according to an embodiment of the present invention;

fig. 3 shows a front view of a balance car provided according to an embodiment of the present invention;

fig. 4 shows a top view of a balance car provided according to an embodiment of the present invention;

fig. 5 illustrates a bottom view of a balance car provided according to an embodiment of the present invention; and

fig. 6 shows a right side view of the balance car provided according to an embodiment of the present invention.

Wherein the figures include the following reference numerals:

10. a vehicle body; 11. mounting grooves; 20. a battery master control module; 30. a wheel module; 31. a tire; 32. a motor; 40. an upper housing; 41. a pedal portion; 42. a first protective side plate; 43. a second protective side plate; 44. a buffer member; 50. a leg lever; 60. a steering shaft; 70. a steering shaft fixing cover; 80. a lower housing; 90. a tail light; 100. a motor shaft fixing cover; 110. a front housing.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 6, the embodiment of the utility model provides a balance car, balance car includes: the vehicle body 10, the battery main control module 20, the wheel module 30, the load detection member, and the steering module. The battery main control module 20 is arranged on the vehicle body 10, the battery main control module 20 comprises a protective shell, a battery, a control system and a battery management system, the battery management system and the control system are both connected with the battery, and the battery, the control system and the battery management system are fixed in the protective shell through a glue pouring process. The wheel module 30 is connected with the vehicle body 10, the wheel module 30 comprises a tire 31 and a motor 32, the motor 32 is arranged on the tire 31, and the control system is connected with the motor 32 so as to control the work of the motor 32 through the control system and drive the tire 31 to move through the motor 32. The load detection piece is arranged on the vehicle body and connected with the control system so as to detect whether a load exists on the vehicle body through the load detection piece and transmit a signal to the control system through the load detection piece. The steering module is arranged on the vehicle body and comprises a steering shaft, and the steering shaft is rotatably arranged on the vehicle body so that the control system controls the motor to work according to the rotation of the steering shaft. The control system in this embodiment may be a main control board, and the protective shell is a plastic shell.

Specifically, the battery, the control system and the battery management system in this embodiment are fixed in the protective housing through a glue filling process. By adopting the process arrangement, the battery, the control system, the battery management system and the protective shell can be conveniently formed integrally, and the production and manufacturing cost and the assembly cost are also reduced.

Adopt the balance car that this embodiment provided, through all fixed the setting in the protecting crust with battery, control system and battery management system in order to form battery host system 20, compare in prior art with battery case control system separately set up and through the mode of connecting wire connection for the connection of module is simpler, and has reduced module quantity. Meanwhile, by directly disposing both the battery main control module 20 and the wheel module 30 on the vehicle body 10, such assembly is simpler, thereby reducing assembly costs.

In the present embodiment, the balance car further includes an upper case 40, the upper case 40 is disposed on the car body 10, and the upper case 40 is located above the car body 10. The upper case 40 includes a tread portion 41 and a protector provided at an end of the tread portion 41, the protector being provided opposite the tire 31 to cover at least a portion of the tire 31 by the protector. By adopting the arrangement, the protection effect can be better improved.

Specifically, the protective portion in this embodiment includes a first protective side plate 42 and a second protective side plate 43, and the first protective side plate 42 and the second protective side plate 43 are disposed on opposite sides of the tread portion 41 so as to protect the tire 31 by the first protective side plate 42 and the second protective side plate 43. The number of the tires 31 in this embodiment is two, the first protective side plate 42 is disposed opposite to one tire 31, and the second protective side plate 43 is disposed opposite to the other tire 31, so as to better protect the tires.

In the present embodiment, the upper case 40 further includes a buffer member 44, and the buffer member 44 is provided on the pedal portion 41 to buffer the pedal portion 41 by the buffer member 44. With this arrangement, the pedal portion 41 can be prevented from being damaged when the pedal portion 41 is suddenly loaded, and the cushion member 44 can protect the pedal portion 41.

Specifically, the load detection member is located below the pedal portion 41, and the load detection member is connected to the control system to detect whether there is a load on the pedal portion 41 through the load detection member, and transmit a signal to the control system through the load detection member. With this arrangement, when the load detecting member does not detect a load, the load detecting member transmits a signal to the control system, and the control system controls the motor 32 of the vehicle to stop moving and then to enter a standby state, so as to avoid a situation where the vehicle still keeps operating when there is no load on the pedal portion 41, and avoid wasting electric energy. When the load detecting member detects a load, the load detecting member transmits a signal to the control system to put the vehicle in a standby state. Specifically, the load detection member may be a pressure sensor.

In order to facilitate the installation of the load detection member, the vehicle body 10 in this embodiment is provided with an installation groove 11, and the load detection member is disposed in the installation groove 11.

In this embodiment, the battery main control module 20 further includes a detection component, and the detection component is disposed on the control system. The balance car still includes: a leg lever 50 and a steering shaft 60, the leg lever 50 being provided on the vehicle body 10. The leg control lever 50 is connected with the steering shaft 60 so as to drive the steering shaft 60 to rotate through the leg control lever 50; the detection head of the detection member is disposed toward the steering shaft 60 to detect the rotation state of the steering shaft 60 through the detection member and transmit the detected signal to the control system through the detection member.

Specifically, the detection element in this embodiment is a hall sensor, the end of the steering shaft 60 is provided with a magnetic element, the steering shaft 60 drives the magnetic element to rotate, the hall sensor detects the change of the magnetic field of the magnetic element to obtain the rotation condition of the rotating shaft, the hall sensor transmits the detected rotation condition to the control system, and the control system controls the operation of the motor 32 according to the detected signal.

In the present embodiment, the steering module further includes a steering shaft fixing cover 70, the steering shaft fixing cover 70 is disposed on the vehicle body 10, and the steering shaft fixing cover 70 is adapted to the outer shape of the steering shaft 60 to position the steering shaft 60 through the steering shaft fixing cover 70.

In order to better protect the balance car, the balance car in the embodiment further includes a lower housing 80, the lower housing 80 is disposed on the car body 10, and the lower housing 80 is located below the car body 10. The lower case 80 is wrapped on the battery main control module 20 to protect the battery main control module 20 through the lower case 80.

In the present embodiment, the balance car further includes a tail lamp 90 and a front housing 110, and the tail lamp 90 and the front housing 110 are respectively provided at both ends of the car body 10.

In this embodiment, the battery core, the BMS, the main control board, the hall sensor and other devices are sealed in the plastic casing by the glue pouring process, and are installed in the balance car as the integrated battery main control module 20. With such an arrangement, the balance car can be composed of a car body 10, a battery main control module 20, a motor 32, a housing, a leg control lever 50, a steering shaft 60 and other systems. The connection of two major systems of balance car battery, main control board can be simplified to such mode of setting up, reduces the use of connecting wire, strengthens sealed water-proof effects, reduces the product defective rate, reduces the battery because of meeting the risk of water short circuit fire explosion, reduces the injury to electric core when automobile body 10 shakes, improves the security of battery.

The main body frame in this embodiment is a vehicle body 10, a steering shaft 60 is pressed against the mounting position of the steering shaft 60 below the vehicle body 10 by a steering shaft fixing cover 70 (the steering shaft fixing cover 70 may be a sheet for pressing the steering shaft 60), the steering shaft fixing cover 70 is locked by a screw, the upper housing 40 is locked above the vehicle body 10 by a screw, and then the motor 32 is mounted below the vehicle body 10. And then pressing the motor 32 shaft by using a motor shaft fixing cover 100 (the motor shaft fixing cover 100 can be a pressing motor 32 shaft piece), wherein the motor shaft fixing cover 100 is matched with the motor 32 shaft in shape, the motor shaft fixing cover 100 is locked on the vehicle body 10 through screws, then the battery main control module 20 is installed below the vehicle body 10, and the battery main control module 20 is locked on the vehicle body 10 through screws. After the button Bluetooth board connecting line, the motor phase line, the motor Hall line, the tail lamp line, the foot-operated membrane switch line and the horn line are connected, the lower shell 80 is locked on the car body 10 through screws, and finally the leg control rod 50 is locked on the steering shaft 60 through screws, so that the whole system of the balance car is completely installed.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: the assembly is simple, the connecting wires are reduced, the number of parts is reduced, and the production and manufacturing cost is reduced.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A balance car, characterized by comprising: the battery master control module is installed on the vehicle body and comprises a protective shell, a control system, a battery management system and a battery cell, wherein the control system, the battery management system and the battery cell are installed in the protective shell.

2. The balance car of claim 1, wherein the control system, the battery management system, and the cell potting adhesive are encapsulated within the protective shell.

3. The balance car of claim 1, further comprising a steering shaft, a hall sensor and a magnetic member, wherein the hall sensor is mounted in the protective shell, and the magnetic member is arranged at the end of the steering shaft and faces the hall sensor.

4. The balance car of claim 3, wherein the control system, the battery management system, the battery cell, and the Hall sensor are encapsulated in the protective shell.

5. The balance car of any one of claims 1 to 4, further comprising a housing comprising an upper shell and a lower shell, the upper shell being mounted above the car body and the lower shell being mounted below the car body, the lower shell encasing the battery master control module.

6. The balance car of claim 5, wherein the upper housing is one-piece and includes a pedal portion, a first guard side plate, and a second guard side plate, the first guard side plate and the second guard side plate being disposed opposite to each other at both ends of the pedal portion.

7. The balance car of claim 6, wherein the upper housing further comprises a buffer member provided on the step portion.

8. The balance car of claim 1, further comprising a steering shaft and a leg lever, the leg lever being disposed on the car body, the leg lever being connected to the steering shaft, the steering shaft being disposed below the car body.

9. A balance car, characterized by comprising:

a vehicle body;

the battery main control module is arranged on the vehicle body and positioned below the vehicle body, the battery main control module comprises a protective shell, a battery cell, a control system, a battery management system and a Hall sensor, the battery management system and the control system are both connected with the battery, and the battery cell, the Hall sensor, the control system and the battery management system are all arranged in the protective shell;

the wheel module is connected with the vehicle body and comprises a tire and a motor, and the control system is connected with the motor;

the load detection piece is arranged on the vehicle body, connected with the control system and used for detecting whether a load exists on the vehicle body and transmitting a signal to the control system;

the steering module is arranged on the vehicle body and comprises a steering shaft, the steering shaft is rotatably arranged on the vehicle body, and a magnetic part facing the Hall sensor is arranged at the end part of the steering shaft;

the Hall sensor is used for detecting the magnetic field change of the magnetic part to obtain the rotation condition of the steering shaft, and the control system is used for controlling the motor according to the rotation condition.

10. The balance car of claim 9, wherein the electrical core, the hall sensor, the control system, and the battery management system are encapsulated within the protective shell.

11. The balance car of claim 9, further comprising:

the upper shell is arranged on the vehicle body and positioned above the vehicle body, the upper shell comprises a pedal part, a first protective side plate and a second protective side plate, and the first protective side plate and the second protective side plate are oppositely arranged at two ends of the pedal part to protect the tire;

a buffer member provided on the pedal portion to buffer the pedal portion;

the lower shell is arranged on the vehicle body and positioned below the vehicle body, and the battery main control module is wrapped by the lower shell;

the leg control rod is arranged on the vehicle body and connected with the steering shaft to drive the steering shaft to rotate.

12. The balance car of claim 9, further comprising a leg lever disposed on the car body, the leg lever being coupled to the steering shaft, the steering module being disposed below the car body.