CN219800984U - Battery pack and data transmission system - Google Patents
Battery pack and data transmission system Download PDFInfo
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- CN219800984U CN219800984U CN202320383607.7U CN202320383607U CN219800984U CN 219800984 U CN219800984 U CN 219800984U CN 202320383607 U CN202320383607 U CN 202320383607U CN 219800984 U CN219800984 U CN 219800984U
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- battery pack
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Abstract
The utility model discloses a battery pack and a data transmission system. The system comprises: the battery pack, the charging device and the cloud end, the charging device is used for charging the battery pack, and the charging device is in information interaction with the battery pack when charging the battery pack so as to transmit current state information of the battery pack to the cloud end. The user is connected to the cloud end through terminal equipment or terminal equipment such as a computer, so that the service condition of the battery pack is known, and the information required by the user is analyzed according to the service condition. The charging device also serves as a relay.
Description
Technical Field
The utility model relates to the technical field of communication, in particular to a battery pack and a data transmission system.
Background
With the development of battery technology, it is widely used in gardening tools. However, batteries applied to existing tools generally lack management and control, for example, when a battery pack is charged, the battery pack is basically in an unattended state after a charger is inserted, a user wants to know the charging state or battery state of the battery pack, and needs to go back to a charged place to check, so that the battery pack is inconvenient and the state and parameters of the battery pack cannot be known. When the charging system fails and needs to be maintained, maintenance personnel need to rush to the site for analysis, and then diagnosis can be given, so that inconvenience is brought to maintenance work. The tool may also be monitored remotely.
Disclosure of Invention
To overcome the above-mentioned drawbacks. The utility model aims at: a battery pack and a data transmission system are provided. When the battery pack is charged, corresponding data are transmitted to the cloud end, so that a user can check information of the battery pack and parameter information of a tool using the battery pack by connecting the cloud end.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the battery pack comprises a shell, a plurality of regularly arranged battery cells arranged in the shell, a first control module electrically connected with the battery cells for charge and discharge management,
the first control module is configured with a first wireless module, the first wireless module comprises a low-power consumption Bluetooth module, the low-power consumption Bluetooth module is used for being connected with a charging device or terminal equipment in a matching way to transmit state information of a battery pack, and the state information comprises: and the electric quantity of the battery cell. Thus, the battery pack transmits the state information of the battery pack to the cloud or the terminal in real time through the first wireless module.
In one embodiment, the Bluetooth module is configured to periodically activate and obtain status information of the battery pack. The Bluetooth module is configured to be in a normally open state in the charging state of the battery pack, so that real-time state information can be transmitted to the charging device.
The utility model provides a data transmission system of a battery pack, which comprises a charging device and the battery pack,
the charging device is provided with a second control module, the second control module comprises a second wireless module,
the second wireless module is used for establishing connection with the first wireless module and performing information interaction, and transmitting the state information of the battery pack and/or the state information of the charging device to the remote server. Therefore, the user can check the information of the battery pack through the terminal equipment or the computer connection cloud. The current information can be known remotely.
In one embodiment, the charging device is configured to connect to and interact with the battery pack when connected to a mains or power supply.
In one embodiment, the second wireless module includes a WiFi module and a Bluetooth module,
the Bluetooth module is used for being matched and connected with the first wireless module to obtain the state information of the connected battery pack,
the WiFi module is used for connecting the cloud end so as to transmit the obtained state information of the battery pack and the state information of the charging device to the cloud end.
In an embodiment, the second wireless module is a WiFi and bluetooth combination module.
In an embodiment, the terminal device is connected to the cloud end to obtain status information of the battery pack and/or the charging device.
Advantageous effects
The utility model provides a battery pack and a data transmission system. The information of the battery pack is transmitted to the cloud end through the data transmission system, so that a user can check the information of the battery pack through the terminal equipment or the computer connected with the cloud end.
Drawings
The accompanying drawings are included to provide an understanding of the technical aspects of the present disclosure, and are incorporated in and constitute a part of this specification, illustrate the technical aspects of the present disclosure and together with the embodiments of the disclosure, not to limit the technical aspects of the present disclosure. The shapes and sizes of the various components in the drawings are not to scale, and are intended to illustrate the present utility model only.
Fig. 1 is a schematic functional block diagram of a data transmission system according to an embodiment of the utility model.
Fig. 2 is a schematic functional block diagram of a data transmission system according to another embodiment of the present utility model.
Fig. 3 is a functional schematic diagram of a data transmission system according to another embodiment of the present utility model.
Fig. 4 is a schematic perspective view of a battery pack according to an embodiment of the present utility model.
Detailed Description
The above-described aspects are further described below in conjunction with specific embodiments. It should be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. The implementation conditions employed in the examples may be further adjusted as in the case of the specific manufacturer, and the implementation conditions not specified are typically those in routine experiments.
In the present utility model, the azimuth or positional relationship indicated by the terms "upper", "lower", "inner", "middle", etc., are based on the azimuth or positional relationship shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.
The utility model discloses a battery pack, which is provided with a shell, wherein a connecting terminal is arranged on the shell and is used for matching with a connecting tool or a charging device, the connecting terminal comprises a signal terminal, the first control module is electrically connected with the signal terminal, the signal terminal is used for transmitting state information of the battery pack and/or use information of the tool when the battery pack is connected (charged) with the charging device, or the signal terminal is used for obtaining the use information of the connected tool when the battery pack is connected with the tool, and the use information comprises a tool model and the like; the battery pack comprises a shell, a first control module and a second control module, wherein a plurality of regularly arranged battery cells and a first wireless module and a storage module are arranged in the shell, the first control module is electrically connected with the battery cells so as to manage charging and discharging of the battery cells, and the storage module is used for storing state information of the battery pack and/or use information of tools; the first wireless module comprises a bluetooth low energy module which is used for being connected with a terminal device in a matching way to transmit state information of a battery pack, wherein the state information comprises at least one of electric quantity parameters, use condition (cycle number) of the battery pack, electric quantity of a battery core, discharge current and temperature of the battery pack (. And the battery pack is connected with a rechargeable battery pack or a battery pack in the area through a Bluetooth module or a mesh module. The battery pack is configured with a unique UUID code, so that information is transmitted to the background, and the background detects, positions, alarms and remotely maintains each garden tool and the battery pack. Preferably, the tool is configured with a unique UUID code. By such a design, the background/remote server can accurately identify the corresponding tool or battery pack. The unique UUID code may be disposed in the first control module, such as in a single chip or chip of the first control module. Or the unique UUID code is obtained by setting resistors of different values in the circuit of the control module.
The data transmission system of the battery pack according to the present utility model will be described with reference to the accompanying drawings.
The data transmission system of the battery pack as shown in fig. 1 includes: the battery pack, the charging device and the cloud end, the charging device is used for charging the battery pack, and the charging device is in information interaction with the battery pack when charging the battery pack so as to transmit current state information of the battery pack to the cloud end. The user is connected to the cloud end through terminal equipment or terminal equipment such as a computer, so that the service condition of the battery pack is known, and the information required by the user is analyzed according to the service condition. Preferably, when the charging device charges the battery pack, information interaction is performed with the battery pack (through a signal terminal/COM port of the connection end) so as to transmit current state information of the battery pack to the cloud. The user is connected to the cloud end through terminal equipment or terminal equipment such as a computer, so that the service condition of the battery pack is known, and the information required by the user is analyzed according to the service condition. In this embodiment, the connection terminal includes at least a charging terminal (+/-), a signal terminal/COM port. The data transmission system of the battery pack includes: battery package, charging device, terminal equipment and high in the clouds. The data uploading form of the battery pack can be in the modes of NB-IOT, WIFI, BT/Zigbee and the like. The data transmission may be configured as a timed transmission or a point-to-point or transmission to the cloud via a gateway.
In an embodiment, when the charging device is connected to the mains supply (the battery pack may not be charged at this time), the charging device is wirelessly connected to the battery pack, and transmits the obtained current state information of the battery pack to the cloud end. The charging device also serves as a relay.
The battery pack is internally provided with a Bluetooth module (low-power consumption Bluetooth module), and the Bluetooth module can be connected with a wireless module of the charging device and transmits information of the battery pack to the charging device, and the information is transmitted to the cloud end through the charging device. Or the battery pack is connected with a user or authorized terminal equipment to know the service condition of the battery pack according to the data, and analyzes the information required by the user according to the service condition to guide related work, so that investigation and analysis are not required to be carried out on site, the work is convenient, and the cost is reduced. The charging device in this embodiment can also serve as a relay in an environment where external power is supplied, so that a user obtains state information of the charging device and a battery pack connected with the charging device through a terminal device connection cloud.
In one embodiment, the bluetooth module within the battery pack is configured to periodically activate/wake up (e.g., acquire and transmit out the information of the battery cells at intervals of 5 min) to obtain the current status information of the battery pack. This information is transmitted to the remote end by the charging device. If the user is closer to the battery pack, for example, the distance is less than or equal to 100m, the user directly connects the battery pack through the terminal device (through bluetooth matching) to obtain the state information (such as the residual electric quantity, the cycle number and the like) of the battery pack. When the battery pack is in a charging state, the Bluetooth module is configured to be normally open, so that the Bluetooth module can transmit the obtained state information to the cloud end in real time.
Fig. 2 shows a data transmission system of a battery pack according to another embodiment, including: battery pack 10, charging device 20 and cloud terminal 30,
the battery pack 10 has a first control module for performing charge/discharge management on the battery cells, and the first control module is configured with a first wireless module (such as a bluetooth low energy module).
The charging device 20 has a second control module, and the second control module includes a second wireless module, which is configured to establish connection with the first wireless module and perform information interaction, and transmit the state information of the battery pack 10 and/or the state information of the charging device 20 to the cloud end 30. The charging device can be connected with the battery pack and can exchange information when the battery pack is charged. And the charging device can also be connected with the battery pack and can exchange information under the state of being connected with the mains supply or the power supply device. Thus, the user is connected to the cloud end through terminal equipment or computer and other terminal equipment. State information (current information and/or history information) of the charging device and the battery pack is obtained. In an embodiment, the second wireless module is a combination module of WiFi and bluetooth. In an embodiment, the second wireless module includes a WiFi module and a bluetooth module.
Fig. 3 shows a data transmission system of a battery pack according to another embodiment.
The data transmission system includes: battery pack, charging device, cloud end and electric tool,
the battery pack is communicated with the tool through the configured signal terminal/COM port so as to obtain basic information of the tool, and the basic information is stored in the storage module, and the basic information is transmitted to a far end (cloud) through the charging device during charging in the later period, so that the service condition of the tool can be calculated at the far end based on the signal of the obtained tool, timely maintenance or replacement of components can be prompted, and the electric tool, the battery pack and the charging device which are connected through cloud management are realized, and the service efficiency is improved. In the system of this embodiment, the tool and the battery pack can communicate with each other through a COM port (single port communication), and the battery pack and the charger can communicate with each other through a COM port (single port communication or double port communication). In a preferred embodiment, the user's smart device may be connected to the charging device or the battery pack via bluetooth, or the smart device may be connected to the charging device via bluetooth to communicate with each other. Therefore, under the condition of faults, the tool can cut off the power supply of the battery pack, and the charger can cut off the charging loop and report the charging loop to the cloud background, so that the use is safer. In fig. 3, 1 is a tool of a 40V/20V voltage series, a is a battery pack, b is a charging device, c is a cloud end, and d is an intelligent device.
In one embodiment, as shown in fig. 4, the battery pack 100 has a housing 110, and a connection terminal 120 is disposed on the housing 110 and is used for matching a connection tool or a charging device, the connection terminal 120 includes a signal terminal 121, the signal terminal 121 is electrically connected to a first control module in the housing 110, the signal terminal 121 is used for transmitting status information of the battery pack and/or use information of the tool when the battery pack is connected (charged) with the charging device, or the signal terminal is used for obtaining use information of the connected tool when the battery pack is connected with the tool, and the use information includes a model number of the tool. The casing is internally provided with a plurality of regularly arranged battery cells and a first control module (not shown), and the first control module is electrically connected with the battery cells so as to manage the charging and discharging of the battery cells. The first control module is provided with a first wireless module and a storage module, and the storage module is used for storing state information of the battery pack and/or use information of the tool. Preferably, the first wireless module includes a bluetooth low energy module, which is used for being connected with the terminal device in a matching manner to transmit status information of the battery pack, wherein the status information includes at least one of an electric quantity parameter, a use condition (cycle number), an electric quantity of the battery core, a discharge current and a temperature of the battery pack.
The above embodiments are provided to illustrate the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the present utility model and implement the same according to the present utility model, not to limit the scope of the present utility model. All equivalent changes or modifications made by the spirit of the utility model are intended to be covered by the scope of the utility model.
Claims (7)
1. A battery pack, comprising:
a shell, on which a connecting terminal is configured for connecting a tool or a charging device, the connecting terminal comprises a signal terminal, the signal terminal is used for transmitting state information of a battery pack and/or use information of the tool when being connected with the charging device, or the signal terminal is used for obtaining the use information of the connected tool when being connected with the tool, a plurality of regularly arranged electric cores and a first control module are configured in the shell, the first control module is electrically connected with the electric cores to perform charge and discharge management on the electric cores, the first control module is electrically connected with the signal terminal,
the first control module is configured with a first wireless module and a storage module, the storage module is configured with a unique identification code, the storage module is used for storing state information of a battery pack, the first wireless module comprises a low-power-consumption Bluetooth module, the low-power-consumption Bluetooth module is configured to periodically activate and acquire the state information of the battery pack, the low-power-consumption Bluetooth module is used for being in matched connection with a terminal device to transmit the state information of the battery pack, and the state information comprises at least one of electric quantity, discharge current and temperature of an electric core.
2. The battery pack of claim 1, wherein the battery pack comprises a plurality of battery cells,
the storage module stores use information of the battery pack in a use state.
3. The battery pack of claim 1, wherein the battery pack comprises a plurality of battery cells,
the unique identification code is a UUID code.
4. A data transmission system of a battery pack, comprising:
the charging device according to any one of claims 1 to 3,
the charging device comprises a second control module, the second control module comprises a second wireless module,
which transmits state information of the battery pack and/or information of the charging device and/or use information of the tool to a remote server or terminal device.
5. The data transmission system of claim 4, wherein,
the second wireless module comprises a WiFi module and a Bluetooth module,
the Bluetooth module is used for being connected with terminal equipment,
the WiFi module is used for being connected with the cloud end so as to transmit the obtained state information of the battery pack and the state information of the charging device to the cloud end or terminal equipment authorized to be connected.
6. The data transmission system of claim 4, wherein,
the second wireless module is a WiFi and Bluetooth combined module.
7. The data transmission system of claim 4, further comprising a terminal device,
the terminal equipment is connected with the cloud end to obtain state information of the battery pack and/or the charging device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320383607.7U CN219800984U (en) | 2023-03-04 | 2023-03-04 | Battery pack and data transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320383607.7U CN219800984U (en) | 2023-03-04 | 2023-03-04 | Battery pack and data transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219800984U true CN219800984U (en) | 2023-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320383607.7U Active CN219800984U (en) | 2023-03-04 | 2023-03-04 | Battery pack and data transmission system |
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| Country | Link |
|---|---|
| CN (1) | CN219800984U (en) |
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2023
- 2023-03-04 CN CN202320383607.7U patent/CN219800984U/en active Active
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