Apparatus Assembly and Device System

Patent metadata

Field	Value
Publication number	US-2025201944-A1
Application number	US-202519068955-A
Country	US
Kind code	A1
Filing date	Mar 3, 2025
Priority date	Sep 2, 2022
Publication date	Jun 19, 2025
Grant date	—

Abstract

An apparatus assembly includes a battery pack and an apparatus with a wireless communication module; the battery pack is provided with a battery pack wireless communication module; data of the battery pack is transmitted to the apparatus and then to the user terminal by means of the wireless communication module of the apparatus. A device system includes an electric tool, a battery pack, and a hub device with a wireless communication module; the battery pack communicates with the hub device; the electric tool communicates with the battery pack; the hub device receives the data of the battery pack and data of the electric tool stored in the battery pack, and transmits the data of the battery pack and the data of the electric tool to the user terminal by means of the wireless communication module of the hub device.

First claim

What is claimed is:

1 . An apparatus assembly comprising:
a battery pack; and an apparatus provided with an apparatus wireless communication module, wherein:
the apparatus is configured to be electrically connected to the battery pack and perform power transmission, the battery pack is configured to communicate with the apparatus;
the battery pack is configured with a second battery pack communication mode; in the second battery pack communication mode, the apparatus receives data of the battery pack and transmits the data to a user terminal through the apparatus wireless communication module; and
the apparatus wireless communication module is configured to perform data transmission between the apparatus and the user terminal within a first preset communication distance.

2 . The apparatus assembly according to claim 1 , wherein:
the battery pack is provided with a battery pack wireless communication module; and the battery pack is further configured with a first battery pack communication mode, in the first battery pack communication mode, the data of the battery pack is directly transmitted to the user terminal through the battery pack wireless communication module; the battery pack wireless communication module is configured to perform data transmission between the battery pack and the user terminal within a second preset communication distance, wherein the first preset communication distance is greater than the second preset communication distance.

3 . The apparatus assembly according to claim 1 , wherein:
the apparatus is configured as an energy-storage-type charging apparatus, and the energy-storage-type charging apparatus comprises a battery module and a charging module provided with a charging interface, wherein the battery module is electrically connected to the charging module, and the charging module converts electric energy of the battery module and outputs the electric energy through the charging interface to charge the battery pack connected to the charging interface.

4 . The apparatus assembly according to claim 1 , wherein:
the apparatus is configured as a battery pack charger, and the battery pack charger comprises:
a charger housing;
a battery pack charging interface arranged on the charger housing; and
a charging circuit arranged in the charger housing,
wherein:
the charging circuit is electrically connected to the battery pack charging interface; and
the charging circuit is at least configured to connect to an external alternating current (AC) power source and convert electric energy input from the external AC power source into direct current for outputting through the battery pack charging interface, thus charging the battery pack connected to the battery pack charging interface.

5 . The apparatus assembly according to claim 1 , wherein in the second battery pack communication mode, the apparatus communicates with the battery pack in a wired communication mode to receive the data of the battery pack.

6 . The apparatus assembly according to claim 5 , wherein:
the data of the battery pack received by the apparatus comprises real-time data of the battery pack and historical data stored in the battery pack; the battery pack comprises a first battery pack terminal; and the apparatus comprises a first apparatus terminal, wherein:
the first battery pack terminal is electrically connected to the first apparatus terminal to form one data transmission path; and
both the real-time data of the battery pack and the historical data stored in the battery pack are transmitted to the apparatus through the one data transmission path.

7 . The apparatus assembly according to claim 6 , wherein:
the first battery pack terminal and the first apparatus terminal are both configured as CAN terminals; CAN terminals of the battery pack comprise a first CAN terminal and a second CAN terminal; and CAN terminals of the apparatus comprise a third CAN terminal and a fourth CAN terminal, wherein the first CAN terminal is electrically connected to the third CAN terminal, and the second CAN terminal is electrically connected to the fourth CAN terminal, such that one differential signal transmission path is formed, and both the real-time data of the battery pack and the historical data stored in the battery pack are transmitted to the apparatus through the one differential signal transmission path.

8 . The apparatus assembly according to claim 6 , wherein:
the battery pack comprises a serial port terminal and a pair of CAN terminals, and the apparatus comprises a serial port terminal and a pair of CAN terminals; and when the battery pack is connected to the apparatus, the serial port terminal of the battery pack and the serial port terminal of the apparatus are electrically connected to form one serial port signal transmission path, and the pair of CAN terminals of the battery pack and the pair of CAN terminals of the apparatus are electrically connected to form one differential signal transmission path, wherein the battery pack and the apparatus choose one of the one serial port signal transmission path and the one differential signal transmission path to transmit the real-time data of the battery pack and the historical data stored in the battery pack.

9 . A device system comprising:
a first device; a battery pack; and a hub device provided with a first wireless communication module, wherein:
the battery pack is configured to be connected to the first device and supply power for operation of the first device and the battery pack is configured to communicate with the first device;
the hub device and the first device are configured as devices that perform different work tasks;
the hub device is configured to be electrically connected to the battery pack and perform power transmission, and the battery pack is configured to communicate with the hub device;
both data of the first device and data of the battery pack are transmitted to a user terminal through the first wireless communication module of the hub device;
when the battery pack is connected to the first device, the battery pack receives and stores the data of the first device, and when the battery pack is in communication connection with the hub device, the hub device receives the data of the battery pack and the data of the first device stored in the battery pack and transmits the data of the battery pack and the data of the first device stored in the battery pack to the user terminal through the first wireless communication module; and
the first device is configured as an electric tool.

10 . The device system according to claim 9 , wherein:
the device system further comprises a second device, and data of the second device is also transmitted to the user terminal through the first wireless communication module of the hub device; the second device is configured as a battery pack charger, and the battery pack charger comprises a charger housing, a battery pack charging interface arranged on the charger housing, and a charging circuit arranged in the charger housing, wherein the charging circuit is electrically connected to the battery pack charging interface, and the charging circuit is at least configured to connect to an external alternating current (AC) power source and convert alternating current input from the external AC power source into direct current for outputting through the battery pack charging interface, thus charging the battery pack connected to the battery pack charging interface; the battery pack charger is configured to communicate with the battery pack; and when the battery pack is connected to the battery pack charger, the battery pack receives and stores data of the batt

Assignees

• Positec Power Tools Suzhou Co Ltd

Inventors

• Lv Shaofeng
• Wu Hongbing
• Jiao Shiping
• Wang Tao

Classifications

• H02J7/933

  the cycle being controlled or terminated in response to electric parameters · CPC title

• H02J7/80

  including monitoring or indicating arrangements · CPC title

• H02J7/82

  Control of state of charge [SOC] · CPC title

• H02J7/60

  including safety or protection arrangements · CPC title

• H02J7/485

  with provisions for charging different types of batteries · CPC title