Portable charging and discharging device

Abstract

A portable charging and discharging device comprises a plurality of charging and discharging units, each charging and discharging unit comprises a detachable shell and a rechargeable storage battery arranged in the detachable shell; a magnetic attraction part and a conductive part are arranged on the shell; the plurality of charging and discharging units are physically connected through magnetic attraction parts, and are electrically connected through conductive parts; and a charging port is formed in the shell of each charging and discharging unit. The portable charging and discharging device can be flexibly assembled in a mode of changing the number of the charging and discharging units based on different use scenes so as to adapt to different use scenes.

Description

Technical Field

[0001] The utility model relates to the technical field of batteries, in particular to a portable charging and discharging device. Background Art

[0002] Existing power banks are typically monolithic structures, making it difficult to adapt their capacity to the needs of outdoor activities. For example, when camping, people typically prefer a power bank with the largest capacity possible, often carrying a larger, heavier, and larger capacity one. On the other hand, when traveling light, people typically prefer a power bank with the smallest possible portability, often opting for a smaller capacity one. Because users have different power bank requirements in different scenarios, purchasing power banks of various sizes is necessary to meet these needs. Utility Model Content

[0003] The purpose of the utility model is to provide a portable charging and discharging device, which can be flexibly assembled based on different usage scenarios by changing the number of charging and discharging units to adapt to different usage scenarios.

[0004] The utility model provides a portable charging and discharging device, comprising:

[0005] Multiple charging and discharging units, each including a detachable housing and a rechargeable battery disposed within the detachable housing; the housing is provided with a magnetic component and a conductive component; the multiple charging and discharging units are physically connected via the magnetic component, and electrically connected via the conductive component; and each charging and discharging unit housing is provided with a charging port.

[0006] Furthermore, at least one of the charging and discharging units is provided with a charging cable, one end of the charging cable is fixedly connected to the shell and electrically connected to the rechargeable battery inside the charging and discharging unit, and the other end is provided with a charging head, and one end of the charging cable provided with the charging head is snapped into the shell.

[0007] Furthermore, at least one of the charging and discharging units is provided with a charging cable, one end of the charging cable is fixedly connected to the shell and electrically connected to the rechargeable battery inside the charging and discharging unit, and the other end is provided with a charging head; the shell of the charging and discharging unit is provided with a snap-in groove and a wire hole connected to the snap-in groove, the charging head is provided in the snap-in groove, and the charging cable passes through the wire hole to be connected to the charging head.

[0008] Furthermore, a power display device is provided on at least one of the charge and discharge units.

[0009] Furthermore, the magnetic component is arranged on the side of the detachable shell, and the magnetic component includes a magnetic concave portion and a magnetic convex portion. When the two charging and discharging units are physically connected, the magnetic convex portion extends into the magnetic concave portion to form a concave-convex matching structure.

[0010] Furthermore, the conductive component is arranged on the side of the detachable shell, and the conductive component includes a protruding elastic conductive contact and a conductive receptor that cooperates with the elastic conductive contact. When the two charging and discharging units are physically connected, the elastic conductive contact and the conductive receptor abut against each other.

[0011] Furthermore, each of the plurality of charging and discharging units is provided with a switch button.

[0012] Furthermore, at least one charging unit is provided with a discharge management circuit, which is electrically connected to the switch button. When the switch button of a single charging and discharging unit is pressed, the discharge management circuit controls the charging and discharging unit to discharge to the outside. When the switch buttons of multiple charging and discharging units are pressed, the discharge management circuit controls the multiple charging and discharging units to discharge to the outside through the same discharge circuit.

[0013] Furthermore, the detachable housing includes a shell and a shell cover, the rechargeable battery is arranged inside the shell, the magnetic component and the conductive component are arranged on the outside of the shell, a power display circuit is also provided inside the shell, and a power display device is provided on the shell cover. When the shell cover is buckled with the shell, the power display circuit is turned on.

[0014] Furthermore, the plurality of charge and discharge units are all in the shape of a cuboid.

[0015] The portable charging and discharging device of the present invention is composed of a plurality of charging and discharging units, which are physically and electrically connected to each other by magnetic components and conductive components, respectively. This improves the flexibility of the charging and discharging device, and the user can assemble the charging and discharging units as needed to adapt to the usage requirements of different scenarios; for example, in a camping scenario in the wild, the user can extend the power supply time of the portable charging and discharging device by carrying a larger number of charging and discharging units, and in a light outing scenario, the user can reduce the weight by carrying a smaller number of charging and discharging units; in summary, the portable charging and discharging device can be flexibly assembled based on different usage scenarios by changing the number of charging and discharging units to adapt to different usage scenarios. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments of the present invention. The drawings described below are only for some embodiments. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0017] Figure 1 A schematic diagram of the structure of a combination of multiple charging and discharging units of a portable charging and discharging device in an embodiment of the present application is shown;

[0018] Figure 2 A schematic diagram of the explosion structure of the portable charging and discharging device in an embodiment of the present application is shown;

[0019] Figure 3 A schematic structural diagram of a single charging and discharging unit of a portable charging and discharging device according to an embodiment of the present application from a first perspective is shown;

[0020] Figure 4 A structural schematic diagram of a single charging and discharging unit of a portable charging and discharging device in an embodiment of the present application from a second perspective is shown.

[0021] Description of the drawings: 1-shell; 2-shell cover; 3-rechargeable battery; 4-charging cable; 5-charging port; 6-charging head; 7-clip slot; 8-wire hole; 9-switch button; 10-magnetic protrusion; 11-magnetic recess; 12-elastic conductive contact; 13-conductive receptor. DETAILED DESCRIPTION

[0022] The following describes in detail embodiments of the present invention, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to explain the present invention, and should not be construed as limiting the present invention.

[0023] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0024] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means two or more, unless otherwise specifically defined.

[0025] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integral connection; mechanical connection or electrical connection; direct connection or indirect connection through an intermediate medium; and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0026] In the present invention, unless otherwise expressly specified or limited, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features being in contact not directly but through another feature between them. Moreover, a first feature being "above," "above," and "above" a second feature may include the first feature being directly above or obliquely above the second feature, or may simply mean that the first feature is higher in level than the second feature. A first feature being "below," "below," and "below" a second feature may include the first feature being directly below or obliquely below the second feature, or may simply mean that the first feature is lower in level than the second feature.

[0027] In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the fact that ordinary technicians in this field can implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of the disclosure of this utility model.

[0028] In the following description, suffixes such as "module", "component", "assembly" or "unit" are used only to facilitate the description of the present invention and have no specific meaning. Therefore, they can be used interchangeably.

[0029] The present invention will be further described in detail below through specific implementations in conjunction with the accompanying drawings.

[0030] According to one embodiment of the present invention, Figures 1 to 4 , a portable charging and discharging device, comprising:

[0031] Multiple charging and discharging units, each including a detachable housing and a rechargeable battery 3 disposed in the detachable housing; the housing is provided with a magnetic component and a conductive component; the multiple charging and discharging units are physically connected via the magnetic component, and are electrically connected via the conductive component; and each charging and discharging unit housing is provided with a charging port 5.

[0032] The portable charging and discharging device of this embodiment is composed of a plurality of charging and discharging units, which are physically and electrically connected to each other through magnetic components and conductive components, respectively. This improves the flexibility of the charging and discharging device, and the user can assemble the charging and discharging units as needed to adapt to the usage requirements of different scenarios; for example, in a camping scenario in the wild, the user can extend the power supply time of the portable charging and discharging device by carrying a larger number of charging and discharging units, and in a light outing scenario, the user can reduce the weight by carrying a smaller number of charging and discharging units; in summary, the portable charging and discharging device can be flexibly assembled based on different usage scenarios by changing the number of charging and discharging units to adapt to different usage scenarios.

[0033] Furthermore, each charging and discharging unit in the portable charging and discharging device of this embodiment is provided with a charging port 5, and the multiple charging and discharging units can be independently charged with power, which allows the user to quickly replenish the power of the portable charging and discharging device to the required level before departure. In addition, since the portable charging and discharging device can be disassembled into multiple charging and discharging units, it is also convenient for the user to pack and carry them separately.

[0034] Furthermore, in this embodiment, each charging and discharging unit can independently discharge externally. In some scenarios, a user can carry a charging and discharging unit alone to charge other electronic devices when needed; such as mobile phones, tablets, headphones, etc.

[0035] Furthermore, in this embodiment, the charging and discharging unit includes a detachable shell and a rechargeable battery 3 arranged in the detachable shell. In some scenarios, this novel portable charging and discharging device can also be recharged or repaired or replaced by replacing the rechargeable battery 3.

[0036] According to one embodiment of the present invention, at least one of the charging and discharging units is provided with a charging cable 4. One end of the charging cable 4 is fixedly connected to the outer casing and electrically connected to the rechargeable battery 3 within the charging and discharging unit. The other end of the charging cable 4 is provided with a charging head 6, and one end of the charging cable 4 is clipped onto the outer casing. In this embodiment, the provision of a charging cable 4 on at least one of the charging and discharging units allows users to charge their mobile phones or other mobile devices without carrying an additional charging cable 4. Furthermore, in this embodiment, one end of the charging cable 4 is fixedly connected to the outer casing, and the other end is securely clipped onto the outer casing. The charging cable 4 itself can serve as a lanyard to conveniently hang the portable charging and discharging device.

[0037] Furthermore, in this embodiment, if Figure 1 As shown, the charging and discharging unit housing is provided with a snap-in slot 7 and a wire hole 8 connected to the snap-in slot 7. The charging head 6 is arranged in the snap-in slot 7, and the charging cable 4 passes through the wire hole 8 and is connected to the charging head 6. By placing the end of the charging cable 4 with the charging head 6 in the snap-in slot 7, it can be ensured that the portable charging and discharging device will not fall off easily when the charging cable 4 acts as a lanyard. Figure 1 As shown, when charging is needed, the charging head 6 only needs to be taken out from the card slot 7 and pulled to plug the charging head 6 into the device to be charged.

[0038] Furthermore, at least one of the charge and discharge units is provided with a power display device. Figure 1 and Figure 2 The LCD screen shown, when multiple charging and discharging units are combined together, displays the total power of the portable charging and discharging device composed of the current multiple units in percentage form, so that the user can easily understand the overall power status of the portable charging and discharging device.

[0039] Furthermore, to improve the accuracy of alignment when combining multiple charging and discharging units, a magnetic component is provided on the side of the removable housing. The magnetic component includes a magnetic recess 11 and a magnetic protrusion 10. When two charging and discharging units are physically connected, the magnetic protrusion 10 extends into the magnetic recess 11, forming a concave-convex matching structure. The conductive component is provided on the side of the removable housing. The conductive component includes a protruding elastic conductive contact 12 and a conductive receptor 13 that cooperates with the elastic conductive contact 12. When the two charging and discharging units are physically connected, the elastic conductive contact 12 and the conductive receptor 13 abut each other.

[0040] According to one embodiment of the present invention, each of the multiple charge and discharge units is provided with a switch button 9. The user can control the corresponding charge and discharge unit to discharge externally through the switch button 9 on each charge and discharge unit. Furthermore, in this embodiment, at least one charge unit is provided with a discharge management circuit, and the discharge management circuit is electrically connected to the switch button 9. When the switch button 9 of a single charge and discharge unit is pressed, the discharge management circuit controls the charge and discharge unit to discharge externally. When the switch buttons 9 of multiple charge and discharge units are pressed, the discharge management circuit controls the multiple charge and discharge units to discharge externally through the same discharge circuit.

[0041] In order to adapt to the charging power of the corresponding device to be charged, in this embodiment, when the external discharge power of a single charging and discharging unit reaches the rated power of the charging device, the total discharge power can reach the power required by the charging device by discharging multiple charging and discharging units simultaneously.

[0042] Furthermore, in this embodiment, the detachable housing includes a housing 1 and a housing cover 2. The rechargeable battery 3 is disposed within the housing 1, and the magnetic component and conductive component are disposed outside the housing 1. A power display circuit is also disposed within the housing 1, and a power display device is disposed on the housing cover 2. When the housing cover 2 is engaged with the housing 1, the power display circuit is turned on. By equipping the cover of each charging and discharging unit with a power display device, it is convenient to observe the power level of each charging and discharging unit while it is being charged separately. In this embodiment, the charging display device can be a liquid crystal screen or an indicator light for indicating the power level.

[0043] Furthermore, in this embodiment, the plurality of charging and discharging units are all in a rectangular parallelepiped shape, so that the plurality of charging power supplies are all arranged in a rectangular parallelepiped shape, thereby facilitating the assembly and storage of the plurality of charging and discharging units.

[0044] In the description of the specification, reference to the terms "one embodiment," "some embodiments," "an example," "some embodiments," "an example," "a specific example," or "some examples" means that the specific features, structures, materials, or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described may be combined in any appropriate manner in any one or more embodiments or examples.

Claims

1. A portable charging and discharging device, characterized in that: include: Multiple charging and discharging units, each comprising a detachable housing and a rechargeable battery disposed within the detachable housing; the housing being provided with a magnetic component and a conductive component; the multiple charging and discharging units being physically connected via the magnetic component and electrically connected via the conductive component; and each charging and discharging unit housing being provided with a charging port; The multiple charging and discharging units are each provided with a switch button; At least one charging unit is provided with a discharge management circuit, which is electrically connected to the switch button. When the switch button of a single charging and discharging unit is pressed, the discharge management circuit controls the charging and discharging unit to discharge to the outside. When the switch buttons of multiple charging and discharging units are pressed, the discharge management circuit controls the multiple charging and discharging units to discharge to the outside through the same discharge circuit.

2. A portable charging and discharging device according to claim 1, characterized in that: At least one of the charging and discharging units is provided with a charging cable, one end of which is fixedly connected to the shell and electrically connected to the rechargeable battery inside the charging and discharging unit, and the other end is provided with a charging head, and one end of the charging cable provided with the charging head is snapped into the shell.

3. A portable charging and discharging device according to claim 2, characterized in that: At least one of the charging and discharging units is provided with a charging cable, one end of the charging cable is fixedly connected to the shell and electrically connected to the rechargeable battery inside the charging and discharging unit, and the other end is provided with a charging head; the charging and discharging unit shell is provided with a snap-in groove and a wire hole connected to the snap-in groove, the charging head is arranged in the snap-in groove, and the charging cable passes through the wire hole to be connected to the charging head.

4. A portable charging and discharging device according to claim 1, characterized in that: At least one of the charge and discharge units is provided with a power display device.

5. A portable charging and discharging device according to claim 1, characterized in that: The magnetic component is arranged on the side of the detachable shell, and the magnetic component includes a magnetic concave portion and a magnetic convex portion. When the two charging and discharging units are physically connected, the magnetic convex portion extends into the magnetic concave portion to form a concave-convex matching structure.

6. A portable charging and discharging device according to claim 5, characterized in that: The conductive component is arranged on the side of the detachable shell, and includes a protruding elastic conductive contact and a conductive receptor matched with the elastic conductive contact. When the two charging and discharging units are physically connected, the elastic conductive contact and the conductive receptor abut against each other.

7. A portable charging and discharging device according to any one of claims 1 to 6, characterized in that: The detachable housing includes a shell and a shell cover. The rechargeable battery is arranged inside the shell. The magnetic component and the conductive component are arranged outside the shell. A power display circuit is also arranged inside the shell. A power display device is arranged on the shell cover. When the shell cover is buckled with the shell, the power display circuit is turned on.

8. A portable charging and discharging device according to claim 7, characterized in that: The multiple charging and discharging units are all in the shape of a cuboid.

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