IP Library › Granted Patent US 11,917,945
Granted Patent B2
US 11,917,945 · App. 18/170,817 · Granted Mar 5, 2024

Outdoor moving device

Inventors: Dezhong Yang (Nanjing, CN); Yangzi Liu (Nanjing, CN); Li Li (Nanjing, CN); Ju Li (Nanjing, CN); Changhai Lu (Nanjing, CN)
Assignee: Nanjing Chervon Industry Co., Ltd.
A01D69/02A01D34/001A01D34/64A01D34/78B60L50/64B60L50/66B60L53/53B60L53/60B60L58/18H01G11/34H01M10/4221H01M10/441H01M10/46H01M50/209H01M50/213H01M50/247H01M50/249H01M50/562H02J7/0013H02J7/0063A01D2101/00B60L2200/22B60L2200/40H01M10/052H01M2220/20H01M2220/30H02J2207/20
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 11,917,945
App. No.
18/170,817
Granted
Mar 5, 2024
Kind
B2
Abstract

An outdoor moving device includes a main body, a first energy storage device, a second energy storage device, and a connection assembly. The first energy storage device is capable of supplying power to the outdoor moving device and includes at least one first energy storage unit. The second energy storage device is capable of supplying power to the outdoor moving device and includes at least one second energy storage unit. The connection assembly is used for mounting the second energy storage device to the main body. The first energy storage device is detachably mounted to the main body, the first energy storage device is detachable from the main body to supply power to another power tool, the first energy storage unit includes a first positive electrode made of a first material, and the second energy storage unit includes a second positive electrode made of a second material.

Claims (47)

1. An outdoor moving device, comprising:

a main body;

a moving wheel set comprising front moving wheels and rear moving wheels that support the main body;

a moving electric motor for driving the moving wheel set to rotate;

a first energy storage device configured to supply power to the moving electric motor and comprising at least one first energy storage unit, the first energy storage device comprising a battery pack pluggably mounted to the main body through a battery pack interface;

a second energy storage device configured to supply power to the moving electric motor and comprising at least one second energy storage unit; and

a connection assembly for mounting the second energy storage device to the main body;

wherein the first energy storage device is detachably pluggably mounted to the main body, the total energy of the second energy storage device is greater than or equal to 1 kWh and less than or equal to 30 kWh, and a distance between the second energy storage device and an axle of one of the front moving wheels or the rear moving wheels in a front and rear direction is greater than or equal to 0 cm and less than or equal to 100 cm.

2. The outdoor moving device of claim 1 , wherein the first energy storage device is disposed on an upper side of the second energy storage device.

3. The outdoor moving device of claim 1 , wherein the first energy storage device is disposed on a front side of the second energy storage device.

4. The outdoor moving device of claim 1 , wherein the first energy storage device is disposed on a rear side of the second energy storage device.

5. The outdoor moving device of claim 1 , wherein a groove is surrounded by the second energy storage device, and the first energy storage device is at least partially disposed in the groove.

6. The outdoor moving device of claim 1 , wherein a distance between a center of gravity of the second energy storage device and the axle of the rear moving wheels in an up and down direction is greater than or equal to 0 cm and less than or equal to 50 cm.

7. The outdoor moving device of claim 1 , wherein a distance between the second energy storage device and the first energy storage device in the front and rear direction is greater than or equal to 0 cm and less than or equal to 200 cm.

8. The outdoor moving device of claim 1 , wherein an energy density of the second energy storage unit is different from an energy density of the first energy storage unit.

9. The outdoor moving device of claim 1 , further comprising a functional assembly for implementing a tool function and a drive electric motor for driving the functional assembly, wherein the second energy storage device is further configured to supply power to the drive electric motor.

10. The outdoor moving device of claim 1 wherein the distance between the second energy storage device and the axle of the rear moving wheels in a front and rear direction is greater than or equal to 0 cm and less than or equal to 100 cm.

11. The outdoor moving device of claim 1 , wherein the first energy storage device is disposed on an upper side of the second energy storage device.

12. The outdoor moving device of claim 1 , wherein the first energy storage device is disposed on a front side of the second energy storage device.

13. An outdoor moving vehicle, comprising:

a main body;

a moving wheel set comprising front moving wheels and rear moving wheels that support the main body;

a moving electric motor for driving the moving wheel set to rotate;

a first energy storage device configured to supply power to the moving electric motor and comprising at least one first energy storage unit, the first energy storage device comprises a battery pack pluggably mounted to the main body through a battery pack interface;

a second energy storage device configured to supply power to the moving electric motor and comprising at least one second energy storage unit; and

a connection assembly for mounting the second energy storage device to the main body;

wherein the first energy storage device is detachably connected to the main body, the first energy storage unit comprises a first positive electrode made of a first material, the second energy storage unit comprises a second positive electrode made of a second material, and a distance between the second energy storage device and an axle of the rear moving wheels in a front and rear direction is greater than or equal to 0 cm and less than or equal to 100 cm.

14. An outdoor moving vehicle, comprising:

a main body;

a moving wheel set comprising front moving wheels and rear moving wheels that support the main body;

a moving electric motor for driving the moving wheel set to rotate;

a first energy storage device configured to supply power to the moving electric motor and comprising at least one first energy storage unit, the first energy storage device comprises a battery pack pluggably mounted to the main body through a battery pack interface;

a second energy storage device configured to supply power to the moving electric motor and comprising at least one second energy storage unit; and

a connection assembly for mounting the second energy storage device to the main body;

wherein the first energy storage device is detachably connected to the main body, the first energy storage unit comprises a first positive electrode made of a first material, the second energy storage unit comprises a second positive electrode made of a second material, and a distance between the second energy storage device and an axle of the front moving wheels in a front and rear direction is greater than or equal to 0 cm and less than or equal to 100 cm.

15. An outdoor moving device, comprising:

a main body;

a moving wheel set comprising moving wheels supporting the main body;

a first energy storage device configured to supply supplying power to the outdoor moving device and comprising at least one first energy storage unit, wherein the first energy storage device is detachably mounted to the main body, and the first energy storage device is further configured to be detachable from the main body to supply power to another power tool, and the first energy storage device comprises a battery pack pluggably mounted to the main body through a battery pack interface;

a second energy storage device configured to supply power to the outdoor moving device and comprising at least one second energy storage unit, wherein total energy of the second energy storage device is greater than total energy of the first energy storage device;

a charging unit connected to the second energy storage device and the first energy storage device; and

a controller for controlling the charging unit such that the second energy storage device charges the first energy storage device.

16. The outdoor moving device of claim 15 , further comprising a charging interface for a connection to an external power supply, wherein the charging unit is electrically connected to the charging interface, and the controller is configured to control the charging unit such that the external power supply charges the second energy storage device through the charging interface.

17. The outdoor moving device of claim 16 , wherein the controller is configured to control the charging unit such that the external power supply charges the first energy storage device through the charging interface.

18. The outdoor moving device of claim 15 , further comprising a moving electric motor for driving the moving wheel set to rotate and a discharging unit, wherein the discharging unit is electrically connected to the second energy storage device and the moving electric motor so that the second energy storage device supplies power to the moving electric motor.

19. The outdoor moving device of claim 18 , wherein the discharging unit is electrically connected to the first energy storage device and the moving electric motor so that the first energy storage device supplies power to the moving electric motor.

20. The outdoor moving device of claim 15 , further comprising an electrical energy output port for outputting power to an external device, wherein the electrical energy output port is electrically connected to the first energy storage device or the second energy storage device.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 17, 2023
From: YANG, DEZHONG; LIU, YANGZI; LI, LI; LI, JU; LU, CHANGHAI
To: NANJING CHERVON INDUSTRY CO., LTD.
Reel/Frame 062732/0184 →
Priority Claims (1)
CN 202110714441.8 · Jun 25, 2021 · national
Continuity (2)
Continuation PCTCN2022098357 · Jun 13, 2022
Related Publication 20230202314A1 · Jun 29, 2023
Cited By (12)
US 12,317,778 US 12,342,761 US 12,356,892 US 12,364,201 US 12,364,202 US 12,433,198 US 12,439,854 US 12,457,938 US 12,543,649 US 12,642,181 US 12,648,517 US 12,672,607