CN217590332U

CN217590332U - Battery charging and discharging device

Info

Publication number: CN217590332U
Application number: CN202221411848.XU
Authority: CN
Inventors: 余贤龙; 徐煜来; 张行全; 刘铭翔
Original assignee: Hangzhou Lvhui Lighting Technology Co ltd
Current assignee: Hangzhou Lvhui Lighting Technology Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-10-14
Anticipated expiration: 2032-06-02

Abstract

The utility model relates to the field of battery charging, in particular to a battery charging and discharging device, which comprises an outer shell with a circuit board inside, wherein a battery jar for installing a battery is arranged on the outer shell, and an electrode plate connected with the circuit board is arranged in the battery jar; the outer shell is detachably provided with a cover plate, the cover plate partially or completely covers the battery jar, and the cover plate is used for packaging the battery in the battery jar; the outer shell is provided with a charging interface and a discharging interface which are connected with the circuit board, and when the charging interface is connected with an external power supply, the device charges the battery in the battery groove; when the discharging interface is connected with an electric appliance, the battery in the battery jar supplies power to the electric appliance. The utility model has the advantages that both be provided with the interface that charges and can charge for the battery, be provided with the interface that discharges again, can supply power for electrical apparatus through the battery, enlarged the application range of device.

Description

Battery charging and discharging device

Technical Field

The utility model belongs to the technical field of battery charging and specifically relates to a battery charge and discharge device.

Background

In a small-sized lighting device, such as a working lamp, a head lamp and a riding lamp, a battery is generally adopted as a power supply, the current battery is mostly chargeable along with the enhancement of environmental awareness, the battery is placed in a charger, and the charging of the battery can be realized by connecting the charger through the power supply, for example, the Chinese utility model patent (publication number: CN209358264U, published as 20190906) discloses a general dry battery charger which comprises a charger shell and a circuit board, wherein a charging groove body is arranged in the middle of the top wall of the charger shell, two battery slots are arranged in the charging groove body, a positive contact piece and a negative contact piece are arranged in the charging groove body, the positive contact piece is fixed on the circuit board, the negative contact piece is connected on a guide plate on the circuit board in a sliding manner through a contact piece fixing block and a spring, a separation cavity is arranged in the charger shell, a wormwood spice bag, a mint bag and active carbon particles are filled in the separation cavity, a charging plug is hinged on the bottom wall of the charger shell, a heat-conducting silicone layer is pasted on the lower surface of the circuit board, a heat-radiating fan is arranged between the circuit board and the charger shell, and the utility model has the same size of a dry battery which can be not only different from the general dry battery for charging size; but also can purify air, has good heat dissipation and better experience and practicability. However, the charger only has a function of charging the battery, and the function is single.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present invention provides a battery charging/discharging device, which can charge and discharge the battery, and enlarge the application range of the device.

For the purpose of the utility model, the following technical scheme is adopted for implementation:

a battery charging and discharging device comprises an outer shell with a circuit board inside, wherein a battery jar for installing a battery is arranged on the outer shell, and an electrode plate connected with the circuit board is arranged in the battery jar; the outer shell is detachably provided with a cover plate, the cover plate partially or completely covers the battery jar, and the cover plate is used for packaging the battery in the battery jar; the outer shell is provided with a charging interface and a discharging interface which are connected with the circuit board, and when the charging interface is connected with an external power supply, the device charges the battery in the battery jar; when the discharging interface is connected with an electric appliance, the battery in the battery groove supplies power to the electric appliance.

Preferably, the position on the outer shell body corresponding to the charging interface and the discharging interface is provided with a groove, the charging interface and the discharging interface are located in the groove, the groove is covered with a protective cover, and the protective cover is detachably arranged on the outer shell body.

Preferably, the protective cover is provided with a handle protruding outwards, and when the protective cover is used, the protective cover can be opened outwards by holding the handle to move outwards.

Preferably, a switch button is further arranged on the outer shell, the switch button is electrically connected with the circuit board, and the switch button is used for starting the device to supply power to the electrical appliance when the device is used as a power supply.

Preferably, an indicator light is also provided on the outer housing, the indicator light being illuminated when the device is in the operative condition.

Preferably, the lower end of the outer housing and the lower end of the cover plate are rotatably connected through a rotating shaft, so that the cover plate can be turned over around the rotating shaft, and the cover plate is turned over from the outer housing, so that the battery jar is exposed.

Preferably, the lower extreme of shell body is provided with columniform first connecting portion, is provided with the first perforation along shell body width direction in the first connecting portion, and one side of first connecting portion is provided with curved spacing groove, is provided with the second connecting portion at the lower extreme of apron, and the cooperation of second connecting portion is at the spacing groove, is provided with the second perforation coaxial with first perforation in the second connecting portion, wears to be equipped with the pivot in first perforation and second perforation.

Preferably, the upper part of the cover plate is connected with the outer shell through a buckle.

Preferably, an unlocking button is arranged on the outer shell, the unlocking button is connected with the buckle, and the unlocking of the buckle is realized by pressing the unlocking button.

To sum up, the utility model has the advantages that both be provided with the interface that charges and can charge for the battery, be provided with the interface that discharges again, can give through the battery and supply power with electrical apparatus, enlarged the application range of device, can open the apron simultaneously, realize the dismouting of battery, can change with the battery to the battery jar in.

Drawings

Fig. 1 is a schematic view of the overall structure of a battery charging and discharging device.

Fig. 2 is a schematic structural view of a battery charging/discharging device with a cover plate opened.

Detailed Description

As shown in fig. 1 and 2, the battery charging/discharging device includes an outer case 1, and the outer case 1 has a substantially rectangular shape, but may have another portable shape. A circuit board (not shown in the figure) is arranged inside the upper side of the outer shell 1, a battery groove 11 which is concave inwards and extends along the longitudinal direction of the outer shell 1 is arranged on the lower side of the outer shell 1, an electrode plate (not shown in the figure) connected with the circuit board is arranged in the battery groove 11, the dry batteries 3 are positioned in the battery groove 11, and two ends (positive and negative electrodes) of the dry batteries 3 are contacted with the electrode plate. It should be understood that the dry cell 3 is merely an example, and may be other rechargeable batteries. A cover plate 2 is detachably arranged on the outer shell 1, the position of the cover plate 2 corresponds to that of the battery groove 11, and the cover plate 2 is used for packaging the dry batteries 3 in the battery groove 11 and preventing the dry batteries from falling out of the battery groove 11. The upper portion of shell 1 is provided with the interface that charges and the interface that discharges (not shown in the figure), and the interface that charges all is connected with the circuit board electricity with the interface that discharges. The general interface that charges adopts Type-C, and the interface that discharges adopts USB. When the dry battery 3 needs to be charged, one end of the charging wire is connected to the charging interface, and the other end of the charging wire is connected to an external power supply, so that the dry battery 3 can be charged through the external power supply; when the electrical equipment (for example, a small-sized working lamp) needs power, the device can be used as a power supply, specifically, one end of the data line is connected to the discharge interface, and the other end of the data line is connected to the input interface of the electrical equipment, so that the dry battery 3 in the device can supply power to the electrical equipment.

The position that corresponds with the interface that charges and the interface that discharges on shell body 1 is provided with the recess (not shown in the figure), and the interface that charges all is located the recess with the interface that discharges, but needs to notice, and the interface that charges and the interface that discharges can be located different recesses respectively, also can be located same recess. A protective cover 12 is arranged on the groove in a covering manner, and the protective cover 12 is detachably arranged on the outer shell 1, for example, the protective cover 12 can be integrally separated from the outer shell 1; it is also possible that one end of the protective cover 12 is connected directly or indirectly to the outer case 1 and the other end is detachable from the outer case 1, so that a part of the protective cover 12 is still connected to the outer case 1 after being detached from the outer case 1 and thus is not lost. More specifically, one end of the protective cover 12 is rotatably provided on the outer case 1 by a shaft connection, or one end of the protective cover 12 is provided with a string by which the protective cover 12 is connected to the outer case 1. Further, in order to facilitate the opening of the protection cover 12, a handle 121 is protruded outwards from the protection cover 12, and when the protection cover is used, the handle 121 can be grasped to pull the protection cover 12 outwards.

The outer shell 1 is also provided with a switch button 13, the switch button 13 is electrically connected with the circuit board, and the switch button 13 is used for starting the device to supply power to the electrical appliance when the device is used as a power supply. In the present embodiment, the switch knob 13 is located on the end surface of the top of the outer case 1, but it is not excluded to arrange it at other suitable positions.

In order to clearly show whether the device is in an operating state, i.e. in a charging state or a discharging state, an indicator light 14 is further arranged on the outer casing 1, and when the device is in the operating state, the indicator light 14 emits light.

As shown in fig. 2, the lower end of the outer case 1 and the lower end of the cover plate 2 are rotatably connected by a rotation shaft 4, so that the cover plate 2 can be turned around the rotation shaft 4, thereby turning the cover plate 2 open from the outer case 1 to expose the battery container 11. Specifically, the middle part of the lower end of the outer casing 1 is provided with a first connecting portion 16, the first connecting portion 16 is substantially cylindrical, a first through hole 161 along the width direction of the outer casing 1 is arranged in the first connecting portion 16, the front side and the rear side of the first connecting portion 16 are provided with arc-shaped limiting grooves 17, a set of second connecting portions 21 which are separated from each other are arranged on the front side and the rear side of the lower end of the cover plate 2, and the second connecting portions 21 are substantially cylindrical as the first connecting portion 16. When the connecting structure is installed, the first connecting portion 16 is located between the two second connecting portions 21, the second connecting portions 21 are located in the limiting grooves 17, the second connecting portions 21 are provided with second through holes 211 coaxial with the first through holes 161, and the rotating shaft 4 penetrates through the first through holes 161 and the second through holes 211.

In order to fix the upper end of the cover plate 2 on the outer casing 1, the upper part of the cover plate 2 is connected with the outer casing 1 by a snap connection, which may be any one of the snaps in the common knowledge and will not be described in detail herein. In order to facilitate the engagement of the buckle, an unlocking button 15 is provided on the outer housing 1, and the unlocking of the buckle can be realized by pressing the unlocking button 15 inward, so that the cover plate 2 is turned over from the outer housing 1. Further, in order to ensure the fixing effect of the cover plate 2, it is preferable to provide a buckle on both sides of the cover plate, and correspondingly, an unlocking button 15 may be provided on both sides of the outer housing 1.

Claims

1. A battery charging and discharging device comprises an outer shell (1) with a circuit board inside, wherein a battery jar (11) used for installing a battery is arranged on the outer shell (1), and an electrode plate connected with the circuit board is arranged in the battery jar (11); the battery protection device is characterized in that a cover plate (2) is detachably arranged on the outer shell (1), the cover plate (2) partially or completely covers the battery jar (11), and the cover plate (2) is used for packaging a battery in the battery jar (11); a charging interface and a discharging interface which are connected with the circuit board are arranged on the outer shell (1), and when the charging interface is connected with an external power supply, the device charges the battery in the battery groove (11); when the discharging interface is connected with an electric appliance, the battery in the battery groove (11) supplies power to the electric appliance.

2. The battery charging and discharging device according to claim 1, wherein a groove is formed in the outer case (1) at a position corresponding to the charging interface and the discharging interface, the charging interface and the discharging interface are located in the groove, a protective cover (12) is covered on the groove, and the protective cover (12) is detachably mounted on the outer case (1).

3. The battery charge and discharge device according to claim 2, wherein the protective cover (12) is provided with a handle (121) projecting outward, and when in use, the handle (121) is grasped and moved outward, so that the protective cover (12) can be opened outward.

4. The battery charging and discharging device according to claim 1, wherein a switch button (13) is further provided on the outer case (1), the switch button (13) is electrically connected to the circuit board, and the switch button (13) is used to start the device to supply power to the electrical appliance when the device is used as a power source.

5. A battery charging and discharging device according to claim 1, characterized in that an indicator light (14) is further provided on the outer casing (1), and when the device is in an operating state, the indicator light (14) is illuminated.

6. The battery charging and discharging device according to 1~5 wherein the lower end of the outer housing (1) and the lower end of the cover (2) are rotatably connected by a shaft (4) such that the cover (2) can be flipped over around the shaft (4) to open the cover (2) from the outer housing (1) to expose the battery well (11).

7. The battery charging and discharging device according to claim 6, wherein a first cylindrical connecting portion (16) is provided at the lower end of the outer casing (1), a first through hole (161) is provided in the first connecting portion (16) along the width direction of the outer casing (1), an arc-shaped limiting groove (17) is provided at one side of the first connecting portion (16), a second connecting portion (21) is provided at the lower end of the cover plate (2), the second connecting portion (21) is fitted in the limiting groove (17), a second through hole (211) coaxial with the first through hole (161) is provided in the second connecting portion (21), and the rotating shaft (4) is inserted into the first through hole (161) and the second through hole (211).

8. The battery charging and discharging device according to claim 7, wherein the upper portion of the cover plate (2) is connected to the outer casing (1) by a snap fit.

9. The battery charging and discharging device according to claim 8, wherein an unlocking button (15) is provided on the outer housing (1), the unlocking button (15) is connected to the latch, and the latch is unlocked by pressing the unlocking button (15).