CN221103029U - Electric energy storage system convenient to distribution - Google Patents
Electric energy storage system convenient to distribution Download PDFInfo
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- CN221103029U CN221103029U CN202321560075.6U CN202321560075U CN221103029U CN 221103029 U CN221103029 U CN 221103029U CN 202321560075 U CN202321560075 U CN 202321560075U CN 221103029 U CN221103029 U CN 221103029U
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- battery pack
- distribution
- energy storage
- power supply
- tool
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- 238000009826 distribution Methods 0.000 title claims abstract description 109
- 238000004146 energy storage Methods 0.000 title claims abstract description 58
- 238000004891 communication Methods 0.000 claims description 21
- 230000013011 mating Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000010813 municipal solid waste Substances 0.000 description 2
- 239000004831 Hot glue Substances 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
- H02J7/0045—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction concerning the insertion or the connection of the batteries
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides an electric energy storage system convenient for power distribution, and belongs to the technical field of energy storage. The technical problems that battery packs with different power parameters cannot be used through energy storage are solved. The electric energy storage system convenient for distribution comprises an electric energy storage system convenient for distribution, a main power supply device, a first battery pack and a second battery pack, wherein the first battery pack and the second battery pack have different output voltages; the electric energy storage system convenient for distribution comprises a first tool kit and a second tool kit, and further comprises a first charging device and/or a second charging device which can be in cordless electric connection with a main power supply device, wherein the first charging device and the second charging device are respectively provided with a first accommodating cavity and a second accommodating cavity; when the battery pack II is positioned in the accommodating cavity II, the battery pack II is electrically connected with the power supply device through the charging device II. The utility model meets the use requirements of users for different electric level bench tools indoors and outdoors.
Description
Technical Field
The utility model belongs to the technical field of energy storage, and particularly relates to an electric energy storage system convenient for power distribution.
Background
With the popularization of energy storage, the energy storage is generally capable of supplying power only in a centralized manner, and an electric connection between an electric tool and the energy storage needs to be formed through a wire harness. For tools powered by battery packs, energy storage is not satisfactory. How to communicate the energy storage with the tools of the multi-battery platform and to realize the open use of the tools with different power parameter requirements through one energy storage is a technical problem to be solved.
Disclosure of Invention
The utility model aims at the problems existing in the prior art, and provides an electric energy storage system convenient for distribution, which aims at solving the technical problems that: how to use tools with different power parameter requirements through energy storage.
The aim of the utility model can be achieved by the following technical scheme:
The electric energy storage system convenient for distribution comprises a main power supply device and is characterized by further comprising a first battery pack and a second battery pack, wherein the first battery pack and the second battery pack are different in output voltage;
The electric energy storage system convenient for distribution further comprises a first tool kit and a second tool kit, wherein the first tool kit and the second tool kit can be detachably and electrically connected with the first battery pack and the second battery pack respectively;
The electric energy storage system convenient for distribution further comprises a first charging device and/or a second charging device which can be in cordless electrical connection with the main power supply device, wherein the first charging device and the second charging device are respectively provided with a first accommodating cavity and a second accommodating cavity, and when the first battery pack is positioned in the first accommodating cavity, the first battery pack is electrically connected with the main power supply device through the first charging device; when the battery pack II is positioned in the accommodating cavity II, the battery pack II is electrically connected with the power supply device through the charging device II.
In the above electric energy storage system convenient for power distribution, the main power supply device is provided with a first power distribution interface electrically connected with the main battery core, and the charging device I and the charging device II are respectively provided with a second power distribution interface used for being matched and connected with the first power distribution interface.
In the above electric energy storage system convenient for distribution, the first distribution interface and the second distribution interface are respectively provided with the first positive contact, the second negative contact and the communication contact, the main power supply device comprises a main cell and a circuit board which are electrically connected with each other, the circuit board is provided with the first voltage reducing module and the second voltage reducing module which are respectively electrically connected with the first positive contact and the second positive contact of the first distribution interface, the circuit board is also provided with a main control module which is electrically connected with the first voltage reducing module and the second voltage reducing module, and the main control module controls the circuit on-off between the main cell and the first voltage reducing module and between the main cell and the second voltage reducing module.
In the above electric energy storage system convenient for distribution, the first distribution interface comprises a first positive contact, a second negative contact and a communication contact, the second distribution interface on the first charging device comprises a first positive contact, a second negative contact and a communication contact, the second distribution interface on the second charging device comprises a second positive contact, a second negative contact and a communication contact, the main power supply device comprises a main cell and a circuit board which are electrically connected with each other, the circuit board is provided with a first voltage dropping module and a second voltage dropping module which are electrically connected with the first positive contact and the second positive contact of the first distribution interface respectively, and the main control module controls the on-off of a circuit between the main cell and the first voltage dropping module and between the main control module and the second voltage dropping module.
In the above electric energy storage system with convenience in power distribution, the communication contact of the first power distribution interface is electrically connected with the main control module, and when the communication contacts of the first power distribution interface and the second power distribution interface are connected, the main control module obtains information of the first charging device or the second charging device and automatically controls on-off of the circuit of the first voltage dropping module or the second voltage dropping module.
In the above electric energy storage system with convenience for distribution, the main power supply device is further provided with a key for transmitting the power-on information of the step-down module I or the step-down module II to the main control module.
In the above electric energy storage system convenient for power distribution, the main power supply device is further provided with a third accommodating cavity for accommodating the first battery pack, the third accommodating cavity on the main power supply device is internally provided with a third electric connection interface connected with the first voltage reduction module, and when the first battery pack is inserted into the third accommodating cavity of the main power supply device, the first battery pack is matched with the third electric connection interface, and the main power supply device supplies power to the first battery pack.
In the above electric energy storage system convenient for distribution, the main power supply device is further provided with a fourth accommodating cavity for accommodating the second battery pack, the fourth accommodating cavity on the main power supply device is internally provided with a fourth electric connection interface connected with the second voltage reduction module, and when the second battery pack is inserted into the fourth accommodating cavity, the main power supply device supplies power for the second battery pack.
In the above electric energy storage system convenient for distribution, the first charging device is provided with a first accommodating cavity for accommodating the first battery pack, an electric connection interface III capable of being electrically connected with the first battery pack is arranged in the first accommodating cavity, and the electric connection interface III is electrically connected with the second power distribution interface on the first charging device.
In the above electric energy storage system convenient for distribution, the second charging device is provided with a second accommodating cavity for accommodating the second battery pack, an electric connection interface IV capable of being electrically connected with the second battery pack is arranged in the second accommodating cavity, and the electric connection interface IV is electrically connected with the second power distribution interface on the second charging device.
Compared with the prior art, the utility model has the following advantages:
1. The electric energy storage system convenient for power distribution can be compatible with cordless charging of a first battery pack, a second battery pack and a third battery pack of a plurality of different power parameters simultaneously, cordless power supply among the first tool set, the second tool set and the third tool set is achieved, and the use requirement of users on different electric level bench tools indoors and outdoors is met.
2. The electric energy storage system convenient for power distribution can select the first charging device and the second charging device according to the actual demands of users, and the matching of the main power supply device is adjusted according to the number of the first tool kit and the second tool kit in the later use process.
Drawings
Fig. 1 is a schematic view showing a use state structure of a main power supply device serving as a device one.
Fig. 2 is a schematic view of a use state structure of a device serving as a second device placed on a main power supply device.
Fig. 3 is a schematic view showing a usage state structure in which the main power device is connected to the third battery pack and the charging device one and the charging device two are interchangeable.
Fig. 4 is a schematic perspective view of the main power supply device.
Fig. 5 is a schematic perspective view of a first charging device.
Fig. 6 is a schematic perspective view of a second charging device.
Fig. 7 is a schematic diagram of the battery pack, tool kit and main power device.
Fig. 8 is a schematic diagram of a battery pack one, a battery pack two, a main power supply device, a tool set one, and a tool set two.
Fig. 9 is a schematic set of the present electrical energy storage system for facilitating distribution of electrical energy.
Fig. 10 is a schematic diagram of electrical connection between a primary power device and a secondary charging device in the first embodiment.
Fig. 11 is a schematic diagram of electrical connection between the primary power device and the secondary charging device in the second embodiment.
Fig. 12 is a schematic diagram of the electrical connection between the main power device and the charging device one and the charging device two in the third embodiment.
Fig. 13 is a schematic diagram of the electrical connection between the main power device and the first and second charging devices in the fourth embodiment.
Fig. 14 is a schematic diagram of electrical connection between a primary power supply device and a first and a second charging devices in the fifth embodiment.
Fig. 15 is a schematic diagram of the electrical connection between the primary power device and the charging device one and the charging device two in the sixth embodiment.
Fig. 16 is a schematic diagram of the electrical connection between the main power device and the first and second charging devices in the eighth embodiment.
In the figure, 1, a main power supply device; 1a, a shell; 1b, a main battery cell; 1c, a circuit board; 1d, a containing cavity III; 1d1, an electric connection interface III; 1e, a first power distribution interface; 1f, an electric connection interface six; 1g, a containing cavity five;
2. a first battery pack; 2a, an electric connection interface I;
3. a second battery pack; 3a, an electric connection interface II;
4. a third battery pack; 4a, an electric connection interface five;
5. A first tool kit; 6. a second tool kit; 7. a tool kit III;
9. a first charging device; 9a, a first accommodating cavity;
10. A second charging device; 10a, a second accommodating cavity; 10b, an electric connection interface IV;
11. A second power distribution interface; 12. a first positive electrode contact; 13. a second positive electrode contact; 14. a communication contact; 15. a negative contact.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
Example 1
As shown in fig. 2 and 8, the electric energy storage system convenient for distribution includes a main power supply device 1, a first tool kit 5, a second tool kit 6, a first battery pack 2 and a second battery pack 3, wherein the electric power parameters between the first battery pack 2 and the second battery pack 3 are different, specifically, the voltage and the electric capacity of the first battery pack 2 are smaller than those of the second battery pack 3, and the first tool kit 5 and the second tool kit 6 are respectively matched with the first battery pack 2 and the second battery pack 3 for operation. Wherein the battery capacity of the main power supply device 1 is at least two times larger than the battery capacity of the battery pack two 3.
As shown in fig. 8 and 9, the first tool set 5 and the second tool set 6 each include a first type of electric tool (e.g., tools suitable for use in indoor or home environments such as a vacuum cleaner, a floor washer, an air cleaner, a warmer, a smart trash can, and a hot melt adhesive gun), a second type of electric tool (e.g., tools suitable for use in courtyard outdoor environments such as an outdoor fan, a camping light, a lawnmower, and a chainsaw), and a third type of electric tool (e.g., tools such as a snowplow, a mower, an electric wrench, and an electric screwdriver).
Or the tool sets one 5 and two 6 comprise a first type of electric tool, wherein the first type of electric tool (such as a tool suitable for indoor or household use, e.g. a dust collector, a floor scrubber, an air cleaner, a warmer, a smart trash can, an electric mop, etc.), the second type of electric tool (such as an electric hand drill, an electric wrench, an electric screwdriver, an electric polisher, an electric scissors, an electric glue gun, etc. suitable for engineering, manufacturing and manual DIY use), and the third type of electric tool (such as a garden tool suitable for outdoor garden use, e.g. a tree pruner, a lawnmower, a blower, a mower, a chain saw, a snowplow, etc.). The definition classification of the first class of electric tools, the second class of electric tools and the third class of electric tools is different from the angle, and one of the definition of the first class of electric tools, the second class of electric tools and the third class of electric tools can be interpreted.
Further, the power utilization level platform of the battery pack I2 matched with the tool kit I5 is provided with a first type of power utilization tool, a second type of power utilization tool and a third type of power utilization tool; the power utilization level platform of the second battery pack 3, which is matched with the second tool set 6, is provided with a first type of power utilization tool, a second type of power utilization tool and a third type of power utilization tool.
The main power supply device 1 comprises a shell 1a, a main battery core 1b and a circuit board 1c which are electrically connected with each other are arranged in the shell 1a, a first battery pack 2 and a second battery pack 3 can be connected to the main power supply device 1, and the first battery pack 2 and the second battery pack 3 are charged through the main power supply device 1.
Further, as shown in fig. 2, the main power device 1 is provided with a receiving cavity three 1d for adapting to the first battery pack 2, an electric connection interface three 1d1 electrically connected with the circuit board 1c is arranged in the receiving cavity three 1d, the first battery pack 2 is provided with an electric connection interface one 2a, and when the first battery pack is inserted into the receiving cavity three 1d, the electric connection interface one 2a is matched with the electric connection interface three 1d1, and the main power device 1 supplies power to the first battery pack 2.
As shown in fig. 2, 4, 6 and 8, the electric energy storage system for facilitating distribution further includes a second charging device 10 that is cordless connected to the main power supply device 1 and obtains electric energy, where the second charging device 10 may accommodate and form an electrical connection with the second battery pack 3 to transfer the electric energy on the main power supply device 1 to the second battery pack 3. The cordless connection means that there is no electrical connection between two devices through a cable/data line or the like.
Specifically, a first power distribution interface 1e is arranged on the main power supply device 1, the first power distribution interface 1e is electrically connected with the circuit board 1c, and a second power distribution interface 11 for being matched and connected with the first power distribution interface 1e is arranged on the second charging device 10; the second charging device 10 is provided with a second accommodating cavity 10a, an electrical connection interface four 10b is arranged in the second accommodating cavity 10a, and the second battery pack 3 is provided with an electrical connection interface two 3a for being matched and connected with the electrical connection interface four 10 b. When the charging device II 10 is placed on the main power supply device 1, the first power distribution interface 1e is in butt joint with the second power distribution interface 11, the charging device II 10 is electrically connected with the main power supply device 1, and electric energy on the main power supply device 1 charges the battery pack II 3 through the charging device II 10.
Specifically, as shown in fig. 3, fig. 4, fig. 6 and fig. 10, the first power distribution interface 1e and the second power distribution interface 11 each include at least three contacts, wherein the three contacts are a second positive contact 13, a second negative contact 15 and a communication contact 14, respectively, and the second positive contact 13 on the second charging device 10 is electrically connected with the fourth electrical connection interface 10b on the second charging device 10; when the second charging device 10 is connected to the main power supply device 1, the three contacts on the first power distribution interface 1e and the second power distribution interface 11 are butted with each other, the other is identified through the communication contact 14, and the output voltage suitable for charging the second battery pack 3 is adjusted through the circuit board 1c to charge the battery pack. The cordless electrical connection between the main power supply device 1 and the charging device two 10 may also be implemented through an electromagnetic coil or Type-C interface, and in this embodiment, the form of the first power distribution interface 1e and the second power distribution interface 11 is preferably used.
As shown in fig. 8, the first battery pack 2 is accommodated in the main power supply device 1 through the accommodating chamber three 1 d; the second battery pack 3 is accommodated on the second charging device 10 through the second accommodating cavity 10 a; the electric energy can be obtained from the main power supply device 1 through the accommodating form, so that the electric energy on the main power supply device 1 is distributed to a first tool set 5 and a second tool set 6 with at least two different voltage requirements, and specifically, the first tool set 5 is provided with an electric connection interface three 1d1 which is used for being matched with the first battery pack 2, so that the first battery pack 2 supplies power to the first tool set 5; and the second tool kit 6 is provided with an electric connection interface IV 10b for being matched and connected with the second battery pack 3 so as to realize the power supply of the second battery pack 3 to the second tool kit 6. In many scenes such as home and outdoor, more tools are adapted, and when the main power supply device 1 has sufficient power supply due to the accommodation form adopted, the battery pack one 2 and the battery pack two 3 attached to the main power supply device 1 can be ensured to keep sufficient electric energy when the main power supply device 1 is moved, and the operation can be performed in time when the need arises.
In a home environment, the main power supply device 1 is kept connected with a home power grid to ensure that the power of the main power supply device 1 is sufficient, the charging device II 10 is placed on the main power supply device 1, and the charging device II 10 continuously acquires power from the main power supply device 1. When the main power supply device 1 is connected to the home power supply network, the second charging device 10 may obtain power from the main battery cell 1b of the main power supply device 1 or directly supply power to the main power supply device through the circuit board 1c by the home power supply network, which is selected according to specific circuit arrangement. The battery pack I2 and the battery pack II 3 which are accommodated in the main power supply device 1 are placed in the tool suite I5 to supply power, the battery pack II 3 which is accommodated in the charging device II 10 is taken out and placed in the tool suite II 6 to supply power, when the battery pack I2 and the battery pack II 3 which are discharged and are in an undercharged state and the household environment is in a state that energy supply is completed, the battery pack I2 and the battery pack II 3 need to go out to a long distance to provide energy for the next operation work, at the moment, only the battery pack I2 and the battery pack II 3 need to be placed back into the accommodating cavity III 1d and the accommodating cavity II 10a, in the process of going to an outdoor place, the battery pack I2 and the battery pack II 3 are supplemented with power through the main power supply device 1, and when the outdoor operation place is reached, the battery pack I2 and the battery pack II 3 can store some electric energy to be put into operation rapidly.
Further, as shown in fig. 8, in the embodiment, the electric energy storage system for facilitating power distribution is provided with at least two battery packs one 2 and two battery packs two 3, and continuous working time of the first tool set 5 and the second tool set 6 can be realized through the two battery packs one 2 and two battery packs two 3. Specifically, two battery packs I2 are accommodated in the main power supply device 1, one battery pack I is taken out to supply power to the tool suite I5, and the other battery pack I2 is positioned in the accommodating cavity III 1d for charging; two battery packs II 3 are accommodated in the charging device II 10, one battery pack II is taken out to supply power for the tool set II 6, and the other battery pack II 3 is placed in the charging device II 10 and is supplied with power by the main power supply device 1. When the electric quantity of the first battery pack 2 and the second battery pack 3 is consumed to the extent that the first tool set 5 and the second tool set 6 cannot be supplied with power, the first battery pack 2 and the second battery pack 3 which are contained in the main power supply device 1 and the second charging device 10 can be exchanged, so that continuous operation of the first tool set 5 and the second tool set 6 can be realized.
Further, as shown in fig. 10, in this embodiment, the power supply of the first battery pack 2 and the second battery pack 3 of two different voltage platforms needs to be simultaneously satisfied by the main power supply device 1, in this embodiment, the circuit board 1c is provided with a first voltage reducing module and a second voltage reducing module for reducing the voltage of the main battery cell 1b to a voltage that matches the first voltage of the first battery pack 2 and the second voltage reducing module of the second battery pack 3, the first voltage reducing module is located between and electrically connected to the third electrical connection interface 1d1 and the main battery cell 1b, and the second voltage reducing module is located between and electrically connected to the second positive contact 13 on the main power supply device 1 and the main battery cell 1 b. Thereby, the main power supply device 1 can supply power for the battery pack one 2 and the battery pack two 3 of two different voltage platforms at the same time.
Example two
The difference between this embodiment and the first embodiment is that, as shown in fig. 11, a first step-down module is disposed on the circuit board 1c of the main power device 1 in this embodiment, a second step-down module is disposed on the second charging device 10, and a second step-down module for matching with the second battery pack 3 is not disposed between the main battery cell 1b and the first power distribution interface 1 e.
In this embodiment, the step-down module two is disposed in the charging device two 10, the electrical connection interface four 10b and the positive contact two 13 in the charging device two 10 are electrically connected, so that the charging device two 10 can be conveniently adapted to more devices to charge the charging device two, the adaptability of the charging device two 10 in an electric energy storage system convenient for distribution is improved, stronger compatibility is achieved, and energy supply to the battery pack two 3 can be achieved on the main power supply device 1 without the step-down module two.
Example III
The difference between this embodiment and the first embodiment is that, as shown in fig. 1, 3, 4, 5, 7 and 12, the electrical energy storage system for facilitating distribution in this embodiment further includes a charging device 1, the charging device 9 is provided with a housing cavity 9a for housing the battery pack 1, an electrical connection interface three 1d1 is also provided in the housing cavity 9a in the charging device 9, and when the battery pack 2 is inserted into the housing cavity 9a of the charging device 9, the electrical connection interface 12 a is connected with the electrical connection interface three 1d 1; the first charging device 9 is also provided with a second power distribution interface 11, when the first charging device 9 is placed on the main power supply device 1, the second power distribution interface 11 of the first charging device 9 is electrically connected with the first power distribution interface 1e, and the main power supply device 1 supplies power to the first battery pack 2 accommodated in the first charging device 9.
Further, the main power supply device 1 can be electrically connected to the first charging device 9 and the second charging device 10 through the first power distribution interface 1e, and can supply power to the first battery pack 2 and the second battery pack 3.
Further, as shown in fig. 12, the first power distribution interface 1e and the second power distribution interface 11 are respectively provided with a first positive contact 12, a second positive contact 13, a negative contact 15 and a communication contact 14, and an electrical connection interface three 1d1 on the first charging device 9 is connected with the first positive contact 12 on the first charging device 9; the first voltage reducing module is respectively connected with the first positive contact 12 and the third electric connection interface 1d1 on the main power supply device 1, and the second voltage reducing module is connected with the second positive contact 13 on the main power supply device 1. The first voltage reducing module can supply power to the first battery pack 2 in the first accommodating cavity 9a and the third accommodating cavity 1d at the same time.
Further, a main control module is further disposed on the circuit board 1c, and is electrically connected with the main battery core 1b, the first voltage reducing module, the second voltage reducing module and the communication contact 14 on the first power distribution interface 1e, when the second charging device 10 or the first charging device 9 is placed on the main power supply device 1, the information of the first charging device 9 or the second charging device is transmitted to the main control module of the main power supply device 1 through the communication contact 14, and the first voltage reducing module or the second voltage reducing module is selected to supply power to the first power distribution interface 1e through the main control module.
In the use process, when a user selects to place the first charging device 9 on the main power supply device 1 for power taking, the first charging device 9 and the communication contact 14 on the main power supply device 1 are mutually identified, the first battery pack 2 is confirmed to be provided for charging, and after identification is completed, the power is supplied to the first power distribution interface 1e through the step-down module; the second charging device 10 is placed on the main power supply device 1 for charging.
Further, as shown in fig. 8, the power supply voltage of the first battery pack 2 is smaller than that of the second battery pack 3, and the first tool set 5 in this embodiment is a tool set used in a home environment, such as a hot-melt machine, a hand-held vacuum cleaner, or a flashlight; the second tool set 6 is a combination of professional work tools, such as a chain saw, a mower, an industrial blower, or the like. The general user has smaller or no need for the second tool set 6, but has larger need for the first tool set 5, and the main power supply device 1 is adapted to the first charging device 9, so that the real use environment requirement of the user can be better met, and the user can be kept to meet the requirement of using the second tool set 6 under the condition that the main power supply device 1 is not replaced.
Example IV
The difference between this embodiment and the third embodiment is that, as shown in fig. 13, the first charging device 9 and the first voltage reducing module 1 are both disposed in the main power supply device 1 in this embodiment, where the first voltage reducing module in the main power supply device 1 only supplies power to the third electrical connection interface 1d1 in the main power supply device 1; the circuit board 1c is provided with an independent circuit which is connected to the first positive electrode contact 12, and the first voltage reducing module on the first charging device 9 is electrically connected with the third electric connection interface 1d1 and the first positive electrode contact 12 on the first charging device 9; the main battery cell 1b supplies power to the battery pack 12 on the main power supply device 1 and the battery pack 12 on the charging device 9 respectively through the circuit board 1c, and when the main power supply device 1 needs to charge the battery pack 12 in the accommodating cavity three 1d and the accommodating cavity one 9a at the same time, the charging efficiency of the battery pack 1 in the accommodating cavity three 1d and the accommodating cavity one 9a is ensured.
Example five
The present embodiment is substantially the same as the fourth embodiment, except that, as shown in fig. 14, two voltage reducing modules i are provided on the circuit board 1c in the main power supply device 1, and the two voltage reducing modules i are respectively electrically connected with the electrical connection interface three 1d1 and the positive electrode contact i 12 in the main power supply device 1, so that when the main power supply device 1 needs to charge the battery pack i 2 in the accommodating chamber three 1d and the accommodating chamber i 9a at the same time, the charging efficiency of the battery pack i 2 in the accommodating chamber three 1d and the accommodating chamber i 9a can be ensured.
Example six
The difference between this embodiment and the first embodiment is that, as shown in fig. 3, 9 and 15, the battery and the tool platform further include a third battery pack 4 and a third tool set 7, wherein the sum of the battery capacities of the first battery pack 2 and the second battery pack 3 is less than the battery capacity of the third battery pack 4, and the voltage parameter of the first battery pack 2 is less than the voltage parameter of the second battery pack 3 is less than the voltage parameter of the third battery pack 4.
The utility level of the battery pack three 4 according to which the tool kit three 7 is adapted has a first class of utility tools, a second class of utility tools and a third class of utility tools. The voltage of the third battery pack 4 is greater than that of the second battery pack 3, and the third tool set 7 provides electric energy through the third battery pack 4.
Further, a containing cavity five 1g for containing a battery pack three 4 is formed in the main power supply device 1, an electric connection interface five 4a is arranged on the battery pack three 4, an electric connection interface six 1f located in the containing cavity five 1g is arranged on the shell 1a, in this embodiment, the output voltage of the main battery core 1b is the same as the output voltage of the battery pack three 4, a circuit connected with the electric connection interface six 1f and the positive and negative electrodes of the main battery core 1b is arranged on the circuit board 1c, and when the battery pack three 4 is inserted into the containing cavity three 1d, the electric connection interface five 4a and the electric connection interface six 1f form a matched connection, and the main battery core 1b can directly supply power to the battery pack three 4.
Further, the capacitance of the main power supply device 1 is equal to or greater than the sum of the capacitances of the battery pack one 2, the battery pack two 3 and the battery pack three 4; or the capacity of the main power supply device 1 is equal to or greater than twice the capacity of the battery pack three 4.
Example seven
The difference between this embodiment and the first embodiment is that in this embodiment, the main power device 1 is provided with a fourth accommodating cavity for accommodating the second battery pack 3, the fourth accommodating cavity is provided with a fourth electrical connection interface 10b for mating with the second electrical connection interface 3a, the fourth electrical connection interface 10b is connected with the main battery cell 1b, and when the second battery pack 3 is inserted, the second electrical connection interface 3a mates with the fourth electrical connection interface 10b, and the main power device 1 supplies power to the second battery pack 3.
In this embodiment, the main power supply device 1 is also provided with the second battery pack 3 accommodated by the fourth accommodating cavity, and in a use scenario where the user mainly uses the second tool set 6, the embodiment can better meet the use requirement of the user.
In the above-described embodiment, the housing chamber three 1d and the housing chamber four may exist in the main power supply device 1 at the same time, and the number of the housing chamber three 1d, the housing chamber four, and the housing chamber five 1g may be plural. The number of which is selected and set according to the actual product and the use situation.
The first accommodating chamber 9a, the second accommodating chamber 10a, the third accommodating chamber 1d, the fourth accommodating chamber and the fifth accommodating chamber 1g may be in a counter bore shape, or may be in a chute shape having at least two openings.
This electric energy storage system convenient to distribution is realized through battery package one 2, battery package two 3 and battery package three 4 to the power supply of the instrument external member one of three kinds of different voltage platforms, instrument external member two 6 and instrument external member three 7 to, through main power supply unit 1 realization is indoor and general under the outdoor scene, can keep main power supply unit 1, battery package one 2, battery package two 3 and battery package three 4's electric quantity under indoor environment full, or under the circumstances that battery package one 2, battery package two 3 or battery package three 4 electric quantity have the loss, still can link up the demand at outdoor operation.
Example eight
The difference between this embodiment and the third embodiment is that, in this embodiment, as shown in fig. 16, the second power distribution interface 11 on the first charging device 9 has the first positive contact 12, the second negative contact 15, and the communication contact 14; the second power distribution interface 11 on the second charging device 10 is provided with a second positive contact 13, a second negative contact 15 and a communication contact 14; the main control module may not be disposed in the circuit board 1c, or the main control module may not control the current of the main electric core 1b to be transferred to the first power distribution interface 1e through the first voltage reducing module or the second voltage reducing module. When the charging device I9 is placed on the main power supply device 1, no electrical connection exists between the positive electrode contact II 13 on the power distribution interface I1 e and the charging device I9, so that the charging device I9 can only obtain electric quantity from the main power supply device 1 through the positive electrode contact I12; when the charging device two 10 is placed on the main power supply device 1, no electrical connection exists between the positive contact one 12 on the power distribution interface two 11 and the charging device two 9, and therefore, the charging device two 10 can only obtain electric quantity from the main power supply device 1 through the positive contact two 13. Thus, the main power supply device 1 can simultaneously supply corresponding currents to the first battery pack 2 and the second battery pack 3 with two different electric parameters, and meanwhile, certain production cost can be saved.
Example nine
The difference between this embodiment and the sixth embodiment is that in this embodiment, the main power supply device 1 further includes an inverter connected to the circuit board 1c, the inverter can convert the dc power of the main battery core 1b into AC power and output the AC power, and the housing 1a is further provided with an AC output interface, and the AC output interface is connected to an output end of the inverter.
Examples ten
The difference between this embodiment and the first embodiment is that in this embodiment, the communication contacts on the first power distribution interface and the second power distribution interface only transmit the electric quantity information of the first battery pack in the charging device I/the second battery pack in the charging device II to the main control module, and the main control module determines whether to supply power to the first power distribution interface according to the electric quantity information; the shell is provided with a key, the key is electrically connected with the main control module, and the key is shifted to transmit power supply to the first power distribution interface to the main control module through the first voltage reduction module or the second voltage reduction module.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Although the terms main power supply device, housing, main battery and circuit board are used more herein, the possibility of using other terms is not precluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.
Claims (17)
1. The electric energy storage system convenient for distribution comprises a main power supply device and is characterized by further comprising a first battery pack and a second battery pack, wherein the first battery pack and the second battery pack are different in output voltage;
The electric energy storage system convenient for distribution further comprises a first tool kit and a second tool kit, wherein the first tool kit and the second tool kit can be detachably and electrically connected with the first battery pack and the second battery pack respectively;
The electric energy storage system convenient for distribution further comprises a first charging device and/or a second charging device which can be in cordless electrical connection with the main power supply device, wherein the first charging device and the second charging device are respectively provided with a first accommodating cavity and a second accommodating cavity, and when the first battery pack is positioned in the first accommodating cavity, the first battery pack is electrically connected with the main power supply device through the first charging device; when the battery pack II is positioned in the accommodating cavity II, the battery pack II is electrically connected with the power supply device through the charging device II.
2. The electrical energy storage system for facilitating distribution of electrical energy of claim 1, wherein the primary power source device is provided with a first distribution interface electrically connected to the primary battery, and the first and second charging devices are each provided with a second distribution interface for mating with the first distribution interface.
3. The electric energy storage system for facilitating distribution according to claim 2, wherein the first distribution interface and the second distribution interface are respectively provided with a first positive contact, a second negative contact and a communication contact, the main power supply device comprises a main electric core and a circuit board which are electrically connected with each other, the circuit board is provided with a first voltage dropping module and a second voltage dropping module which are respectively electrically connected with the first positive contact and the second positive contact of the first distribution interface, the circuit board is also provided with a main control module which is electrically connected with the first voltage dropping module and the second voltage dropping module, and the main control module controls the on-off of a circuit between the main electric core and the first voltage dropping module and the second voltage dropping module.
4. An electrical energy storage system for facilitating distribution of electrical power according to claim 3 wherein the second power distribution interface on the first charging device comprises a first positive contact, a second negative contact and a communication contact and the second power distribution interface on the second charging device comprises a second positive contact, a second negative contact and a communication contact.
5. The electrical energy storage system for facilitating distribution of electrical energy according to claim 3 or 4, wherein the communication contact of the first distribution interface is electrically connected with the main control module, and when the communication contacts of the first distribution interface and the second distribution interface are connected, the main control module obtains information of the first charging device or the second charging device to automatically control on-off of the circuit of the first voltage dropping module or the second voltage dropping module.
6. The electrical energy storage system for facilitating distribution of electrical energy of claim 3, wherein the main power supply device is further provided with a key for transmitting power on information to the first or second step-down module toward the main control module.
7. The electric energy storage system for facilitating distribution according to claim 1, 2, 3 or 4, wherein the main power supply device is further provided with a containing cavity three for containing a battery pack I, an electric connection interface three connected with the voltage reducing module I is arranged in the containing cavity three of the main power supply device, the battery pack I is matched with the electric connection interface three when inserted into the containing cavity three of the main power supply device, and the main power supply device supplies power to the battery pack I.
8. The electric energy storage system for facilitating distribution according to claim 1, 2, 3 or 4, wherein the main power supply device is further provided with a containing cavity four for containing a battery pack two, an electric connection interface four connected with the voltage reducing module two is arranged in the containing cavity four on the main power supply device, and when the battery pack two is inserted into the containing cavity four, the main power supply device supplies power for the battery pack two.
9. The electrical energy storage system for facilitating distribution of electrical energy according to claim 2, 3 or 4, wherein the first charging device is provided with a first accommodating cavity for accommodating the first battery pack, and an electrical connection interface three capable of being electrically connected with the first battery pack is arranged in the first accommodating cavity and is electrically connected with the second power distribution interface on the first charging device.
10. The electric energy storage system for facilitating distribution according to claim 2, 3 or 4, wherein the second charging device is provided with a second accommodating cavity a for accommodating the second battery pack, an electric connection interface fourth capable of being electrically connected with the second battery pack is arranged in the second accommodating cavity, and the electric connection interface fourth is electrically connected with the second power distribution interface on the second charging device.
11. The electric energy storage system for facilitating distribution according to claim 1, 2, 3 or 4, further comprising a battery pack three and a tool kit three, wherein the tool kit three provides electric energy through the battery pack three, the main power supply device is further provided with a containing cavity five, an electric connection interface six is arranged in the containing cavity five and is electrically connected with the main battery cell, the battery pack three is provided with an electric connection interface five which is used for being matched with the electric connection interface six, when the battery pack three is inserted into the containing cavity five, the electric connection interface five is matched with the electric connection interface six, and the main power supply device supplies power A to the battery pack three.
12. The electrical energy storage system for facilitating distribution of electrical power of claim 11, wherein the sum of the battery capacities of battery pack one and battery pack two < the battery capacity of battery pack three.
13. The electrical energy storage system for facilitating distribution of electrical energy of claim 1, wherein the kit one includes a first type of power tool, a second type of power tool, and a third type of power tool, and wherein the battery pack one receives power from the main power device via the charging device one and is capable of providing power to at least one of the first type of power tool, the second type of power tool, and the third type of power tool in the kit one.
14. The electrical energy storage system for facilitating power distribution of claim 2, wherein the second tool kit includes a first type of electrical tool, a second type of electrical tool, and a third type of electrical tool, and wherein the battery pack is configured to receive power from the primary power source device via the second charging device and to provide power to at least one of the first type of electrical tool, the second type of electrical tool, and the third type of electrical tool in the second tool kit.
15. The electrical energy storage system for facilitating distribution of electrical energy of claim 11, wherein the kit three includes a first type of electrical tool, a second type of electrical tool, and a third type of electrical tool, and wherein the battery pack is operable to draw electrical energy from the main power device and to supply power to at least one of the first type of electrical tool, the second type of electrical tool, and the third type of electrical tool in the kit three.
16. The electrical energy storage system for facilitating distribution of electrical power of claim 15, wherein the voltage parameter of battery pack one < the voltage parameter of battery pack two < the voltage parameter of battery pack three.
17. The electrical energy storage system for facilitating distribution of electrical energy according to claim 16, wherein the battery capacity of the primary power source device is greater than or equal to twice the battery capacity of battery pack three.
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| CN2023101570158 | 2023-02-18 | ||
| CN202310157015 | 2023-02-18 |
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| CN202321560075.6U Active CN221103029U (en) | 2023-02-18 | 2023-06-19 | Electric energy storage system convenient to distribution |
| CN202310740711.1A Pending CN118554562A (en) | 2023-02-18 | 2023-06-19 | Electric energy storage system convenient to distribution |
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| Application Number | Title | Priority Date | Filing Date |
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| CN (2) | CN221103029U (en) |
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| CN118554562A (en) | 2024-08-27 |
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