CN219611370U - Battery charging and discharging equipment - Google Patents
Battery charging and discharging equipment Download PDFInfo
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- CN219611370U CN219611370U CN202320251915.4U CN202320251915U CN219611370U CN 219611370 U CN219611370 U CN 219611370U CN 202320251915 U CN202320251915 U CN 202320251915U CN 219611370 U CN219611370 U CN 219611370U
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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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Abstract
An embodiment of the present utility model provides a battery charging and discharging apparatus, including: the battery charging and discharging device comprises a box body, a charging and discharging assembly and a box cover, wherein the box body is provided with an accommodating space, the charging and discharging assembly is arranged in the accommodating space, the box cover is movably connected with the box body, the battery charging and discharging device further comprises a sealing ring and a pressure relief assembly, the sealing ring is arranged on one side of the box body, which faces the box cover, and in the involution state of the box body and the box cover, the sealing ring is respectively contacted with the box body and the box cover; the pressure relief assembly is arranged on the box body and/or the box cover, and the sealing ring and the pressure relief assembly are arranged in the battery charging and discharging equipment, so that the service life and stability of the charging and discharging assembly are greatly prolonged, the safety performance of the battery charging and discharging equipment is further improved, and the battery charging and discharging equipment can be suitable for various application scenes with complex and changeable environments such as outdoors.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to battery charging and discharging equipment.
Background
The traditional high-power battery charging and discharging equipment is generally fixedly arranged on a rack or in a cabinet, has large volume and large weight, and is limited to application scenes of fixed storage. With the continuous development of battery technology and the increasing types of electrically driven devices, the demands of users for using battery charging and discharging devices in outdoor environments are increasing.
However, when the battery charging and discharging equipment is used under outdoor conditions, the requirement on the safety performance is high, and the current battery charging and discharging equipment has various limitations on the use environment, so that fewer safety use requirements of users in the outdoor environment can be met.
Aiming at the technical defects, a battery charging and discharging device with high safety performance and rich application scenes is needed to be designed.
Disclosure of Invention
The embodiment of the utility model provides battery charging and discharging equipment, which can improve the technical problems of poor safety performance and less safety use requirements of users in an outdoor environment.
An embodiment of the present utility model provides a battery charge and discharge apparatus including: the box body is provided with an accommodating space; the charging and discharging assembly is arranged in the accommodating space; the box cover is movably connected with the box body; wherein, the battery charge-discharge apparatus further includes: the sealing ring is arranged on one side of the box body facing the box cover, and is respectively contacted with the box body and the box cover in a involution state of the box body and the box cover; the pressure relief assembly is arranged on the box body and/or the box cover.
In an embodiment, the charging and discharging assembly comprises a power module and a charging functional module, wherein the charging functional module is electrically connected with the power module; the charging function module comprises a first type voltage input interface and a second type voltage input interface, and input voltages adapted by the first type voltage input interface and the second type voltage input interface are different.
In an embodiment, the charging and discharging assembly further includes a discharging functional module, and the discharging functional module is electrically connected with the power module; the discharging functional module comprises a first shell, wherein the first shell comprises a first cavity, a discharging module control board and a radiator are arranged in the first cavity, and the radiator is fixedly connected with the discharging module control board.
In an embodiment, the heat sink includes a heat conducting fin and a heat dissipating fan, a first temperature sensor is disposed in the discharging functional module, a second temperature sensor is disposed in the charging functional module, and the first temperature sensor and the second temperature sensor are respectively electrically connected with the heat dissipating fan.
In an embodiment, the first housing further includes a fixing plate, where the fixing plate is disposed in the first housing to form a second chamber and the first chamber that are disposed at intervals; the cable assembly is arranged in the second cavity, the cable assembly is electrically connected with the charging functional module and the discharging functional module, a sliding rail is arranged on the side wall of the second cavity, and the discharging functional module further comprises a cable bin door in sliding connection with the sliding rail.
In an embodiment, the charging and discharging assembly includes a buffer sheet and a second housing stacked in the accommodating space, the second housing has a groove, and an equalizing resistor, a charging function module, a power module and a discharging function module are disposed in the groove.
In an embodiment, the charging and discharging assembly further includes a panel module, and the panel module covers the second housing, where the panel module includes a display screen and a control system, and the control system is electrically connected to the display screen, the power module, the charging function module, and the discharging function module respectively.
In an embodiment, the battery charging and discharging device further comprises a handle, wherein the handle is arranged on the box body and/or the box cover.
In an embodiment, one end of the case cover is rotatably connected to one end of the case body, and the other end of the case cover is connected to the other end of the case cover in a clamping manner.
In an embodiment, the battery charging and discharging device further comprises a storage bag, wherein the storage bag is arranged on one side of the case cover body facing the case body in a closing state of the case body and the case cover.
The embodiment of the utility model has the beneficial effects that:
an embodiment of the present utility model provides a battery charging and discharging apparatus, including: the battery charging and discharging device comprises a box body, a charging and discharging assembly and a box cover, wherein the box body is provided with an accommodating space, the charging and discharging assembly is arranged in the accommodating space, the box cover is movably connected with the box body, the battery charging and discharging device further comprises a sealing ring and a pressure relief assembly, the sealing ring is arranged on one side of the box body, which faces the box cover, and in the involution state of the box body and the box cover, the sealing ring is respectively contacted with the box body and the box cover; the pressure relief assembly is arranged on the box body and/or the box cover.
According to the utility model, the sealing ring and the pressure relief assembly are arranged in the battery charging and discharging equipment, so that the service life and stability of the charging and discharging assembly are greatly improved, and the safety performance of the battery charging and discharging equipment is further improved, so that the battery charging and discharging equipment can be suitable for various application scenes with complex and changeable environments such as outdoors.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a perspective view of a charge and discharge apparatus provided by an embodiment of the present utility model;
fig. 2 is an assembled exploded view of a charge and discharge apparatus provided by an embodiment of the present utility model;
FIG. 3 is an assembled exploded view of a charge and discharge assembly provided by an embodiment of the present utility model;
fig. 4 is an assembled exploded view of a discharge function module provided by an embodiment of the present utility model.
Reference numerals:
a battery charging and discharging device 01; a case 10; a charge-discharge assembly 20; a power supply module 21; a charging function module 22; a discharge function module 23; a first housing 231; a discharge module control board 232; a heat sink 233; a heat conductive sheet 2331; a heat radiation fan 2332; a slide rail 234; a cable door 235; a fixing plate 236; a connector 237; a buffer sheet 24; a second housing 25; equalization resistor 26; a panel module 27; a cover 30; a seal ring 40; a pressure relief assembly 50; a handle 60; a clasp 70; a storage bag 80; a screw 90; nut 100
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model. Furthermore, it should be understood that the detailed description is presented herein for purposes of illustration and description only, and is not intended to limit the utility model. In the present utility model, unless otherwise indicated, terms of orientation such as "upper" and "lower" are used to generally refer to the upper and lower positions of the device in actual use or operation, and specifically the orientation of the drawing figures; while "inner" and "outer" are for the outline of the device.
Fig. 1 is a perspective view of a charge and discharge apparatus provided by an embodiment of the present utility model; fig. 2 is an assembled exploded view of a charge and discharge apparatus provided by an embodiment of the present utility model. As shown in fig. 1 and 2, an embodiment of the present utility model provides a battery charging and discharging apparatus 01, the battery charging and discharging apparatus 01 including: the novel battery pack comprises a case body 10, a charging and discharging assembly 20 and a case cover 30, wherein the case body 10 is provided with a containing space, the charging and discharging assembly 20 is arranged in the containing space, and the case cover 30 is movably connected with the case body 10. The battery charging and discharging device 01 further comprises a sealing ring 40 and a pressure relief assembly 50, wherein the sealing ring 40 is arranged on one side of the case body 10 facing the case cover 30, and the sealing ring 40 is respectively contacted with the case body 10 and the case cover 30 in a involution state of the case body 10 and the case cover 30; the pressure relief assembly 50 is disposed on the case 10 and/or the case cover 30.
Because the battery charging and discharging equipment 01 provided by the utility model comprises the sealing ring 40, the sealing ring 40 can be matched with the box body 10 and the box cover 30 to play a role in sealing and protecting the charging and discharging assembly 20, so that external water vapor or dust is prevented from invading the inside of the charging and discharging assembly 20, the service life and stability of the charging and discharging assembly 20 are greatly prolonged, the safety performance of the battery charging and discharging equipment 01 is further improved, and the battery charging and discharging equipment 01 can be suitable for various application scenes with complex and changeable environments such as outdoors.
In addition, since the battery charging and discharging device 01 provided by the utility model comprises the pressure relief component 50, the battery charging and discharging device 01 can have the function of adjusting the internal pressure of the battery charging and discharging device 01, so that the pressure in the battery charging and discharging device 01 can be adjusted in real time according to the temperature, the altitude, the atmospheric pressure and other factors of the place where the use environment is located, the service life and the stability of the charging and discharging assembly 20 are ensured, the safety performance of the battery charging and discharging device 01 is further improved, and the battery charging and discharging device 01 can be suitable for various application scenes with complex and changeable environments such as the outdoors.
Optionally, the sealing ring 40 is fixedly disposed on the case body 10, and a sealing groove adapted to the sealing ring 40 is correspondingly disposed on the case cover 30. Of course, the arrangement mode of the sealing ring is not limited, for example, in other embodiments of the present utility model, the sealing ring may be fixedly arranged on the case cover 30, and a sealing groove adapted to the sealing ring is correspondingly arranged on the case body 10; alternatively, the case 10 may be provided with a first sealing ring, and the case cover 30 may be provided with a second sealing ring.
Optionally, the pressure relief assembly 50 is disposed on the case 10. Of course, the arrangement of the pressure relief assembly is not limited in the present utility model, for example, in other embodiments of the present utility model, the pressure relief assembly may be separately disposed on the case cover 30; alternatively, the first pressure relief component is disposed on the case 10, and the second pressure relief component is disposed on the case cover 30. Further, the pressure relief assembly 50 includes a pressure relief valve.
Further, the pressure relief assembly 50 includes an air inlet pipe, an air outlet pipe and a pressure regulating film, wherein the air inlet pipe is communicated with the accommodating space, the air outlet pipe is communicated with the external environment, the pressure regulating film is arranged between the air inlet pipe and the air outlet pipe, and the pressure regulating film has the functions of ventilation, water resistance and dust resistance, that is, air can permeate the pressure regulating film, the accommodating space and the external environment circulate to play a role in regulating the internal pressure of the battery charging and discharging device 01, and meanwhile, external water vapor and dust can be isolated by the pressure regulating film to ensure the internal humidity and cleanliness of the battery charging and discharging device 01.
FIG. 3 is an assembled exploded view of a charge and discharge assembly provided by an embodiment of the present utility model; fig. 4 is an assembled exploded view of a discharge function module provided by an embodiment of the present utility model. Referring to fig. 1-4, the charge-discharge assembly 20 includes a power module 21 and a charging function module 22, where the charging function module 22 is electrically connected to the power module 21; the charging function module 22 includes a first type voltage input interface and a second type voltage input interface, where the input voltages adapted by the first type voltage input interface and the second type voltage input interface are different.
In the battery charging and discharging device 01 provided by the utility model, the charging function module 22 comprises the first type voltage input interface and the second type voltage input interface, and the input voltages adapted by the first type voltage input interface and the second type voltage input interface are different, so that the battery charging and discharging device 01 can support various voltage charging scenes, and the environment applicability degree of the battery charging and discharging device 01 is further increased.
Optionally, the first type voltage input interface is 220V, and the second type voltage input interface is 12V. The utility model enables the battery charging and discharging device 01 to be adapted to a vehicle-mounted charging interface by setting the second-type voltage input interface to 12V.
Alternatively, the power module 21 is a battery pack, for example, a lithium battery pack, and the battery pack includes at least one battery cell, where the battery cell may be a cylindrical battery cell or a block battery cell.
In some embodiments of the present utility model, the charging and discharging assembly 20 further includes a discharging functional module 23, and the discharging functional module 23 is electrically connected to the power module 21; the discharging functional module 23 includes a first housing 231, where the first housing 231 includes a first chamber, and a discharging module control board 232 and a heat sink 233 are accommodated in the first chamber, and the heat sink 233 is fixedly connected with the discharging module control board 232.
Specifically, the discharging function module 23 with the automatic battery maintenance function needs to consume load energy, so a great amount of heat is generated during the discharging process, and the temperature of the battery charging and discharging device 01 is too high, so that the safety risk is greatly increased. In the battery charging and discharging device 01 provided by the utility model, since the discharging functional module 23 comprises the radiator 233 fixedly connected with the discharging module control board 232, each component in the battery charging and discharging device 01 can be effectively radiated, and the safety performance of the battery charging and discharging device 01 is greatly improved.
In some embodiments of the present utility model, the heat sink 233 includes a heat conductive sheet 2331 and a heat dissipating fan 2332. Wherein the heat-conducting sheet 2331 is made of aluminum alloy, brass or bronze with excellent heat-conducting property, the heat-conducting sheet 2331 is plate-shaped, sheet-shaped, multi-sheet-shaped, etc., and the heat-conducting sheet 2331 contacts the discharge module control plate 232 to conduct out the heat of the discharge module control plate 232; the discharging function module 23 is provided with a first temperature sensor, the charging function module 22 is provided with a second temperature sensor, and the first temperature sensor and the second temperature sensor are respectively and electrically connected with the cooling fan 2332 to control the working state of the cooling fan 2332.
In the battery charging and discharging device 01 provided by the utility model, the first temperature sensor electrically connected with the cooling fan 2332 can monitor the temperature of the discharging functional module 23 in real time, and control the cooling fan 2332 to work so as to radiate the discharging functional module 23, and the second temperature sensor electrically connected with the cooling fan 2332 can monitor the temperature of the charging functional module 22 in real time, and control the cooling fan 2332 to work so as to radiate the charging functional module 22, thereby greatly improving the automatic temperature adjusting capability of the battery charging and discharging device 01. For example, when the first temperature sensor and the second temperature sensor detect that the temperatures of the discharging functional module 23 and the charging functional module 22 reach the preset temperature, the heat dissipating fan 2332 is automatically turned on, so as to realize an automatic heat dissipating function.
In some embodiments of the present utility model, the first housing 231 further includes a fixing plate 236, and the fixing plate 236 is disposed in the first housing 231 to form a second chamber and the first chamber which are disposed at intervals; the cable assembly is accommodated in the second chamber, and is electrically connected with the charging functional module 22 and the discharging functional module 23, a sliding rail 234 is disposed on a side wall of the second chamber, and the discharging functional module 23 further includes a cable bin door 235 slidably connected with the sliding rail 234.
Specifically, the fixing plate 236 is provided with a plurality of heat dissipation holes; the discharging function module 23 further includes a fixed door fixedly connected to the sliding rail 234, and the cable door 235 can slide relative to the fixed door to open or close the second chamber, so as to facilitate the taking, placing and storing of the cable assembly.
Further, the discharging function module 23 further includes a plurality of connectors 237, such as a first connector 237, a second connector 237 and a third connector 237, wherein the first connector 237 and the second connector 237 are electrically connected to the charging module, and the third connector 237 is electrically connected to the discharging module control board 232.
In some embodiments of the present utility model, the charging and discharging assembly 20 includes a buffer sheet 24 and a second housing 25 stacked in the accommodating space, and the second housing 25 has a recess in which the equalizing resistor 26, the charging function module 22, the power module 21, and the discharging function module 23 are disposed.
Specifically, the buffer sheet 24 can buffer and protect the second housing 25 during the assembly and subsequent use of the second housing 25 and the case 10, and the equalization resistor 26 can make the voltage output of the battery charging and discharging device 01 more equalized.
In some embodiments of the present utility model, the charging and discharging assembly 20 further includes a panel module 27, where the panel module 27 covers the second housing 25, and the panel module 27 includes a display screen and a control system, and the control system is electrically connected to the display screen, the power module 21, the charging function module 22, and the discharging function module 23, respectively. Optionally, the display screen is a liquid crystal display screen, an LED display screen or an OLED display screen.
In the battery charging and discharging device 01 provided by the utility model, the panel module 27 can enable a user to check the temperature, humidity and pressure in the battery charging and discharging device 01 in real time, the service condition and health condition of the power module 21, the working states of the charging function module 22 and the discharging function module 23, and the like. Further, the panel module further includes an entity key, and the entity key is electrically connected with the control system, so that a user can conveniently adjust the state of the battery charging and discharging device 01 by pressing the entity key. Of course, in other embodiments of the present utility model, the user may also control the display screen to display the information of the corresponding battery charging and discharging device 01 by directly touching the display screen.
In some embodiments of the present utility model, the battery charging and discharging apparatus 01 further comprises a handle 60, wherein the handle 60 is disposed on the case 10 and/or the case cover 30.
The battery charging and discharging device 01 provided by the utility model can greatly increase the portability of the battery charging and discharging device 01 by arranging the lifting handle 60. Illustratively, the handles 60 are provided on both the case 10 and the case cover 30, and the handles 60 are foldable handles.
In some embodiments of the present utility model, the battery charging and discharging apparatus 01 further includes a plurality of sliding wheels fixedly disposed on the case 10, wherein the sliding wheels are disposed on a side of the case 10 facing away from the case cover 30 in a state where the case 10 and the case cover 30 are combined.
In some embodiments of the present utility model, one end of the case cover 30 is rotatably connected to one end of the case body 10, and the other end of the case cover 30 is snap-connected to the other end of the case cover 30.
Specifically, the case 10 is provided with a buckle 70, and the buckle 70 is, for example, a prying buckle, so that a user can conveniently and quickly lock the case 10 or open the case cover 30.
In some embodiments of the present utility model, the battery charging and discharging apparatus 01 further includes a receiving pocket 80, wherein the receiving pocket 80 is disposed at a side of the case cover 30 body facing the case 10 in an engaged state of the case 10 and the case cover 30.
In the battery charging and discharging device 01 provided by the utility model, the storage bag 80 can store paper files such as specifications, record lists and the like, so that a user can more fully utilize the space of the battery charging and discharging device 01.
In some embodiments of the present utility model, the battery charging and discharging apparatus 01 further includes a plurality of screws 90 and a plurality of nuts 100, and the charging and discharging assembly 20 and the case 10 may be fixed by means of screw threads of the screws 90 and the nuts 100; the parts in the charging and discharging assembly 20 can also be fixed by the screw 90 and the nut 100 in a threaded fit manner.
In some embodiments of the present utility model, the battery charging and discharging apparatus 01 further includes a heating sheet electrically connected to the power module and capable of raising the temperature under the function of the power module to perform a heating function. Optionally, the display screen of the panel module 27 can display temperature information of the heating sheet.
In summary, an embodiment of the present utility model provides a battery charging and discharging apparatus, including: the battery charging and discharging device comprises a box body, a charging and discharging assembly and a box cover, wherein the box body is provided with an accommodating space, the charging and discharging assembly is arranged in the accommodating space, the box cover is movably connected with the box body, the battery charging and discharging device further comprises a sealing ring and a pressure relief assembly, the sealing ring is arranged on one side of the box body, which faces the box cover, and in the involution state of the box body and the box cover, the sealing ring is respectively contacted with the box body and the box cover; the pressure relief assembly is arranged on the box body and/or the box cover. According to the utility model, the sealing ring and the pressure relief assembly are arranged in the battery charging and discharging equipment, so that the service life and stability of the charging and discharging assembly are greatly improved, and the safety performance of the battery charging and discharging equipment is further improved, so that the battery charging and discharging equipment can be suitable for various application scenes with complex and changeable environments such as outdoors.
The foregoing has outlined rather broadly the more detailed description of embodiments of the utility model, wherein the principles and embodiments of the utility model are explained in detail using specific examples, the above examples being provided solely to facilitate the understanding of the method and core concepts of the utility model; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in light of the ideas of the present utility model, the present description should not be construed as limiting the present utility model.
Claims (10)
1. A battery charging and discharging apparatus, characterized by comprising:
the box body is provided with an accommodating space;
the charging and discharging assembly is arranged in the accommodating space;
the box cover is movably connected with the box body;
wherein, the battery charge-discharge apparatus further includes:
the sealing ring is arranged on one side of the box body facing the box cover, and is respectively contacted with the box body and the box cover in a involution state of the box body and the box cover;
the pressure relief assembly is arranged on the box body and/or the box cover.
2. The battery charging and discharging apparatus according to claim 1, wherein the charging and discharging assembly includes a power module and a charging function module, the charging function module and the power module being electrically connected;
the charging function module comprises a first type voltage input interface and a second type voltage input interface, and input voltages adapted by the first type voltage input interface and the second type voltage input interface are different.
3. The battery charging and discharging apparatus of claim 2, wherein the charging and discharging assembly further comprises a discharging functional module electrically connected to the power module;
the discharging functional module comprises a first shell, wherein the first shell comprises a first cavity, a discharging module control board and a radiator are arranged in the first cavity, and the radiator is fixedly connected with the discharging module control board.
4. The battery charging and discharging apparatus according to claim 3, wherein the heat sink includes a heat conductive sheet and a heat radiation fan, a first temperature sensor is provided in the discharging function module, a second temperature sensor is provided in the charging function module, and the first temperature sensor and the second temperature sensor are electrically connected to the heat radiation fan, respectively.
5. The battery charging and discharging apparatus according to claim 3, wherein the first housing further includes a fixing plate disposed in the first housing to form a second chamber and the first chamber which are disposed at intervals;
the cable assembly is arranged in the second cavity, the cable assembly is electrically connected with the charging functional module and the discharging functional module, a sliding rail is arranged on the side wall of the second cavity, and the discharging functional module further comprises a cable bin door in sliding connection with the sliding rail.
6. The battery charging and discharging apparatus according to claim 3, wherein the charging and discharging assembly includes a buffer sheet and a second housing stacked in the accommodating space, the second housing having a recess in which an equalizing resistor, the charging function module, the power supply module, and the discharging function module are disposed.
7. The battery charging and discharging device according to claim 6, wherein the charging and discharging assembly further comprises a panel module, the panel module covers the second housing, and the panel module comprises a display screen and a control system, and the control system is electrically connected with the display screen, the power module, the charging function module and the discharging function module respectively.
8. The battery charging and discharging apparatus according to any one of claims 1 to 7, further comprising a handle, wherein the handle is provided on the case and/or the case cover.
9. The battery charging and discharging apparatus according to any one of claims 1 to 7, wherein one end of said case cover is rotatably connected to one end of said case body, and the other end of said case cover is snap-fitted to the other end of said case cover.
10. The battery charging and discharging apparatus according to any one of claims 1 to 7, further comprising a storage bag, wherein in an engaged state of the case and the case cover, the storage bag is provided on a side of the case cover body facing the case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320251915.4U CN219611370U (en) | 2023-02-17 | 2023-02-17 | Battery charging and discharging equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320251915.4U CN219611370U (en) | 2023-02-17 | 2023-02-17 | Battery charging and discharging equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219611370U true CN219611370U (en) | 2023-08-29 |
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ID=87750357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320251915.4U Active CN219611370U (en) | 2023-02-17 | 2023-02-17 | Battery charging and discharging equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219611370U (en) |
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2023
- 2023-02-17 CN CN202320251915.4U patent/CN219611370U/en active Active
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