Battery charging device and battery

Abstract

The utility model discloses a battery charging device, and relates to the technical field of charging devices. The device comprises a power supply module, a constant voltage module and at least one charging seat, the power supply module is connected with the constant voltage module, and the at least one charging seat is connected with the constant voltage module; the power supply module is used for providing electric energy for the constant-voltage module; the constant voltage module is used for balancing the electric energy of the power supply module and distributing the electric energy to the at least one charging seat to supply power to the at least one charging seat; each charging seat comprises a charging interface and at least one connecting piece, the charging interface is used for charging the battery, and the at least one connecting piece is used for fixing the battery. According to the utility model, the constant voltage module can carry out voltage reduction, constant current and constant voltage, the received electric energy of the power supply module is uniformly distributed to at least one charging seat, and the charging efficiency of the battery can be improved. And the charging seat is provided with the connecting piece fixed with the battery, so that the battery can be placed at an accurate position for charging, and the stability of the battery in the charging process is improved.

Description

Technical Field

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

[0002] Battery refers to a cup, tank, other container or part of a composite container that contains electrolyte solution and metal electrodes to generate current, and is a device that can convert chemical energy into electrical energy. It is widely used in medical equipment, power tools, security equipment, industrial equipment, energy storage power supplies, digital products and other fields.

[0003] There are many disposable batteries on the market, such as alkaline batteries, lithium batteries, nickel-metal hydride batteries, etc. The above batteries often run out of power after a period of use. They cannot be reused after each use, which is not only expensive but also causes great pollution to the environment. Therefore, rechargeable batteries that can be charged and used multiple times have emerged and are widely used in various portable electronic devices.

[0004] In order to facilitate charging of rechargeable batteries, a battery charging device has emerged. For existing battery charging devices capable of charging multiple rechargeable batteries, the charging device cannot distribute electric energy evenly to the multiple batteries being charged, resulting in low charging efficiency.

[0005] In the process of implementing the present utility model, the inventors found that there are at least the following problems in the prior art:

[0006] The charging efficiency of existing battery charging devices is low. Utility Model Content

[0007] The purpose of the utility model is to provide a battery charging device to solve the technical problem of low charging efficiency of battery charging devices in the prior art. The preferred technical solution among the many technical solutions provided by the utility model can produce many technical effects as described below.

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] The utility model provides a battery charging device, comprising: a power module, a constant voltage module and at least one charging seat, wherein the power module is connected to the constant voltage module, and the at least one charging seat is connected to the constant voltage module;

[0010] The power supply module is used to provide electrical energy to the constant voltage module;

[0011] The constant voltage module is used to balance the electric energy of the power module and distribute it to the at least one charging seat to supply power to the at least one charging seat;

[0012] Each of the charging seats includes a charging interface and at least one connecting member, wherein the charging interface is used to charge the battery, and the at least one connecting member is used to fix the battery.

[0013] Preferably, the constant voltage module includes a first PCBA board and a second PCBA board, the first PCBA board is connected to the power module, and the second PCBA board is connected to the first PCBA board; the first PCBA board and the second PCBA board can both supply power to the at least one charging base.

[0014] Preferably, the charging device further comprises a data acquisition module, which is connected to the constant voltage module; the data acquisition module is used to obtain the power and temperature of the battery;

[0015] The charging device further includes a wireless module, which is connected to the data acquisition module and is used to send the power and temperature acquired by the data acquisition module to an external device.

[0016] Preferably, the charging device further comprises a shell, the power module, the constant voltage module, the data acquisition module and the wireless module are all arranged inside the shell, and the plurality of charging seats are all arranged on the surface of the shell.

[0017] Preferably, the housing comprises a placement cavity and a mounting plate, and the mounting plate is fixedly arranged above the placement cavity;

[0018] The power module, constant voltage module, data acquisition module and wireless module are all arranged in the placement cavity;

[0019] In each of the charging bases, the plurality of connectors include a first connector and a second connector. The charging base and the first connector are both arranged on the upper surface of the placement cavity, and the second connector is arranged on the mounting plate.

[0020] Preferably, the charging device further comprises a heat dissipation structure, which is arranged on a side of the placement cavity and is used to dissipate heat generated by the power module, the constant voltage module, the data acquisition module and the wireless module.

[0021] Preferably, a placement groove for placing a power interface is opened inwardly at the bottom of the placement cavity. One end of the power interface is connected to an external power line, and the other end is connected to the power module for providing electrical energy to the power module.

[0022] Preferably, support frames are provided on both sides of the bottom of the placement cavity, and the charging device is placed on the platform through the support frames.

[0023] Preferably, a hanging hole is provided on the mounting plate, and the charging device is hung on the wall through the hanging hole.

[0024] A battery is used in any of the battery charging devices described above, the battery comprising: a battery interface and at least one magnet mechanism, the battery interface is used to connect to the charging interface of the charging base of the charging device, and the magnet mechanism is used to connect to the connector of the charging base of the charging device.

[0025] Implementing one of the above technical solutions of the utility model has the following advantages or beneficial effects:

[0026] In the utility model, the setting of the constant voltage module can achieve voltage reduction, constant current and constant voltage, and can evenly distribute the electric energy received from the power module to at least one charging seat, which can improve the charging efficiency of the battery. In addition, the charging seat is provided with a connector fixed to the battery, which can ensure that the battery is placed in an accurate position for charging, and improve the stability of the battery during the charging process. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work. In the drawings:

[0028] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the utility model;

[0029] Figure 2 It is a schematic diagram of the internal structure of the placement cavity in the embodiment of the utility model;

[0030] Figure 3 It is a schematic diagram of the overall structure disassembly in the embodiment of the utility model.

[0031] In the figure: 1. power module; 11. power interface; 2. constant voltage module; 21. first PCBA board; 22. second PCBA board; 3. charging seat; 31. charging interface; 311. charging pin; 32. first connector; 33. second connector; 4. data acquisition module; 5. shell; 51. placement cavity; 511. first placement plate; 512. placement slot; 513. support frame; 514. second placement plate; 515. third placement plate; 516. fourth placement plate; 517. first side plate; 518. second side plate; 519. heat dissipation hole; 52. mounting plate; 521. hanging hole; 6. heat dissipation structure; 61. first heat dissipation structure; 62. second heat dissipation structure; 7. third PCBA board. DETAILED DESCRIPTION

[0032] In order to make the purpose, technical solutions and advantages of the utility model clearer, the various exemplary embodiments to be described below will refer to the corresponding drawings, which constitute a part of the exemplary embodiments, wherein various exemplary embodiments that may be used to implement the utility model are described. Unless otherwise indicated, the same numbers in different drawings represent the same or similar elements. The implementation methods described in the following exemplary embodiments do not represent all implementation methods consistent with the present disclosure. It should be understood that they are only examples of processes, methods, and devices that are consistent with some aspects of the utility model disclosed as detailed in the attached claims, and other embodiments may also be used, or the embodiments listed herein may be modified in structure and function without departing from the scope and essence of the utility model.

[0033] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", etc. indicate the orientation or position relationship based on the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the elements referred to must have a specific orientation, be constructed and operated in a specific orientation. The terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. The term "multiple" means two or more. The terms "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a communication connection, a direct connection, an indirect connection through an intermediate medium, and can be the internal connection of two elements or the interaction relationship between two elements. The term "and / or" includes any and all combinations of one or more related listed items. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances.

[0034] In order to illustrate the technical solution of the present invention, a specific embodiment is provided below, in which only the parts related to the embodiment of the present invention are shown.

[0035] Embodiment 1:

[0036] like Figure 1-3As shown, the utility model provides a battery charging device, comprising: a power module 1, a constant voltage module 2 and at least one charging seat 3, the power module 1 and the constant voltage module 2 are connected, and at least one charging seat 3 is connected to the constant voltage module 2; the power module 1 is used to provide electric energy to the constant voltage module 2; the constant voltage module 2 is used to balance the electric energy of the power module 1 and distribute it to at least one charging seat 3 to supply power to at least one charging seat 3; each charging seat 3 includes a charging interface 31 and at least one connector, the charging interface 31 is used to charge the battery, and the at least one connector is used to fix the battery.

[0037] Specifically, after receiving the electric energy transmitted from the outside, the power module 1 will convert the AC power into DC power, and then transmit the DC power to the constant voltage module 2. The constant voltage module 2 will perform voltage reduction, constant voltage, constant current, and evenly distribute the current to the charging seat 3 being charged, so that the battery can be charged. It should be noted that the power module 1 is preferably a 400W-500W power module.

[0038] The constant voltage module 2 can evenly distribute the current to the charging seat 3 being charged according to the number of batteries being charged, adjust the current, and manage the current of the charging seat 3 of the battery being charged. If only one battery is being charged, the constant voltage module 2 will provide a larger current to the battery being charged, which can improve the charging efficiency. If multiple batteries are being charged, the constant voltage module 2 will adjust the current, balance the current, and then distribute it to the corresponding charging seat 3 to supply power to multiple batteries, which can improve the charging efficiency.

[0039] Each charging station 3 includes a charging interface 31 and at least one connector. The charging interface 31 is connected to the constant voltage module 2, and the constant voltage module 2 provides power. The battery can be charged through the charging interface 31. The connector is a component for fixing the battery, specifically a magnet that can be magnetically connected to the battery, which can fix the battery placed on the charging station 3, ensure that the battery is charged at the correct position, and ensure the stability of battery charging.

[0040] In the present invention, the setting of the constant voltage module 2 can perform voltage reduction, constant current, and constant voltage, and can evenly distribute the electric energy received from the power module 1 to at least one charging seat 3, thereby improving the charging efficiency of the battery. In addition, the charging seat 3 is provided with a connector fixed to the battery, which can ensure that the battery is placed in an accurate position for charging, thereby improving the stability of the battery during the charging process.

[0041] As an optional implementation, Figure 2As shown, the constant voltage module 2 includes a first PCBA board 21 and a second PCBA board 22, the first PCBA board 21 is connected to the power module 1, and the second PCBA board 22 is connected to the first PCBA board 21; the first PCBA board 21 and the second PCBA board 22 can both supply power to at least one charging base 3.

[0042] Specifically, the first PCBA board 21 and the second PCBA board 22 in the constant voltage module 2 are electrically connected for voltage reduction, constant current, and constant voltage, and can be used together to achieve a better effect of current distribution and facilitate the installation of the charging seat 3. In order to facilitate the installation of the charging seat 3, in this embodiment, the setting of the charging seat 3 is as follows: if the number of the charging seats 3 is two, then the first PCBA board 21 and the second PCBA board 22 are respectively connected to a charging seat 3, and if the number of the charging seats 3 is four, then the first PCBA board 21 and the second PCBA board 22 are respectively connected to two charging seats 3. It should be noted that the number of charging seats 3 in this embodiment can be selected according to actual conditions. When the number of charging seats 3 is odd, the charging seat 3 can be connected to the first PCBA board 21 or the second PCBA board 22 according to actual conditions.

[0043] As an optional implementation, the charging device further includes a data updating module, which is connected to the constant voltage module 2 and is used to update the data on the constant voltage module 2. Figure 2 As shown, the data update module is the third PCBA board 7, and the third PCBA board 7 is provided with a USB interface. When the data of the MCU on the constant voltage module 2 needs to be updated, the data can be transmitted to the MCU through the USB interface, so as to update the data of the constant voltage module 2 and improve the diversity of use of the constant voltage module 2.

[0044] As an optional implementation, the charging device further includes a data acquisition module 4, which is connected to the constant voltage module 2; the data acquisition module 4 is used to obtain the battery power and temperature; the charging device further includes a wireless module, which is connected to the data acquisition module 4 and is used to send the power and temperature obtained by the data acquisition module 4 to an external device. It should be noted that the data acquisition module and the wireless module are both integrated on a PCBA board.

[0045] Specifically, if Figure 2As shown, the data acquisition module 4 is connected to the constant voltage module 2. When the battery is charging on the charging seat 3, the corresponding first PCBA board 21 or the second PCBA board 22 will obtain the power and temperature of the battery being charged. After obtaining, it will be sent to the external device through the wireless module, so that it can be displayed on the external device, which is convenient for personnel to monitor the status of the battery being charged in real time, avoid the battery from being taken away in time due to full charge or excessive temperature, and ensure the safety of the battery charging process. It should be noted that the wireless module can be Bluetooth or WIFI. The external device can be a computer or a mobile phone.

[0046] As an optional implementation, Figure 1 As shown, the charging device further includes a housing 5, the power module 1, the constant voltage module 2, the data acquisition module 4 and the wireless module are all arranged inside the housing 5, and the plurality of charging seats 3 are all arranged on the surface of the housing 5. The housing 5 includes a placement cavity 51 and a mounting plate 52, and the mounting plate 52 is fixedly arranged above the placement cavity 51; the power module 1, the constant voltage module 2, the data acquisition module 4 and the wireless module are all arranged in the placement cavity 51.

[0047] Specifically, if Figure 2-3 As shown, the placement cavity 51 is a cavity structure formed by a first placement plate 511, a second placement plate 514, a third placement plate 515, a fourth placement plate 516, a first side plate 517 and a second side plate 518. The power module 1, the constant voltage module 2, the data update module, the data acquisition module 4 and the wireless module are all arranged inside the placement cavity 51. The power module 1, the data acquisition module 4 and the wireless module are arranged at the bottom of the placement cavity 51 and are fixedly connected to the first placement plate 511, the constant voltage module 2 is fixedly arranged at the top of the placement cavity 51 and is close to the third placement plate 515, so as to provide power to the charging seat 3, and the data update module is arranged close to the second placement plate 514.

[0048] It should be noted that the placement of the power module 1, constant voltage module 2, data update module, data acquisition module 4 and wireless module is only the optimal choice of this embodiment, not the only choice, and the specific placement position can be determined according to actual conditions.

[0049] In each charging seat 3 , the plurality of connectors include a first connector 32 and a second connector 33 . The charging seat 3 and the first connector 32 are both disposed on the upper surface of the placement cavity 51 , and the second connector 33 is disposed on the mounting plate 52 .

[0050] Specifically, if Figure 1As shown, the mounting plate 52 is arranged above the placement cavity 51, and the back of the placement cavity 51 is flush with the back of the second placement plate 514. In each charging seat 3, a charging interface 31, a first connector 32 and a second connector 33 are included. The charging interface 31 is a charging pin 311 connected to the first PCBA board 21 or the second PCBA board 22. The charging pin 311 passes through the third placement plate 515 and is exposed to the outside, which is convenient for connecting with the battery to charge the battery. The first connector 32 is arranged inside the third placement plate 515, and its position matches the position of the magnetic mechanism on the battery to fix the battery placed on the charging seat 3. The second connector 33 is arranged on the mounting plate 52, and its position also matches the position of the magnetic mechanism on the battery to fix the battery placed on the charging seat 3. It should be noted that the first connector 32 and the second connector 33 are both magnets.

[0051] As an optional implementation, Figure 2-3 As shown, the charging device also includes a heat dissipation structure 6, which is arranged on the side of the placement cavity 51 and is used to dissipate the heat generated by the power module 1, the constant voltage module 2, the data acquisition module 4 and the wireless module.

[0052] Specifically, if Figure 3 As shown, the heat dissipation structure 6 includes a first heat dissipation structure 61 and a second heat dissipation structure 62. The first heat dissipation structure 61 is arranged inside the placement cavity 51 and is close to the first side plate 517. The second heat dissipation structure 62 is arranged inside the placement cavity 51 and is close to the second side plate 518. The first heat dissipation structure 61 and the second heat dissipation structure 62 are used to dissipate the heat generated by the power module 1, the constant voltage module 2, the data acquisition module 4 and the wireless module to the outside.

[0053] It should be noted that heat dissipation holes 519 are provided on the first side panel 517 and the second side panel 518, which are used to cooperate with the heat dissipation structure 6 to dissipate heat outward, ensure the normal operation of the power module 1, the constant voltage module 2, the data acquisition module 4 and the wireless module, and ensure the charging quality of the battery.

[0054] As an optional embodiment, a placement groove 512 for placing the power interface 11 is opened inward at the bottom of the placement cavity 51. One end of the power interface 11 is connected to the external power cord, and the other end is connected to the power module 1 for providing power to the power module 1.

[0055] Specifically, if Figure 2As shown, a placement slot 512 for placing the power interface 11 is provided on the first placement plate 511, the placement slot 512 is provided inwardly on the first placement plate 511, the placement slot 512 is in the shape of a triangle, and the power interface 11 is provided at the shortest side of the triangle. Such a setting enables the external power cord to be plugged in when the charging device is placed on the platform to supply power to the internal power module 1, which is more in line with machine engineering.

[0056] As an optional implementation, the charging device in this embodiment has two different placement methods. The first placement method: support frames 513 are provided on both sides of the bottom of the placement cavity 51, and the charging device is placed on the platform through the support frames 513. Specifically, the charging device can be directly supported by the support frames 513 provided on both sides of the bottom of the first mounting plate 52, so that it can be placed on the platform. After being placed on the platform, it will not affect the connection between the power interface 11 and the external power line.

[0057] The second placement method: Figure 1 , Figure 3 As shown, a hanging hole 521 is provided on the mounting plate 52, and the charging device is hung on the wall through the hanging hole 521. Specifically, a hanging hole 521 is provided on the mounting plate 52. When the charging device needs to be hung on the wall, a fixing structure for placing the hanging hole 521 needs to be provided on the wall to facilitate the installation of the hanging hole 521, so that the charging device is hung on the wall. It should be noted that after the charging device is hung on the wall through the hanging hole 521, it will not affect the connection between the power interface 11 and the external power line.

[0058] It should be noted that the user can place the battery charging device at different positions according to actual conditions, so that the battery can be placed on the battery charging device for charging.

[0059] The embodiment is only a special case and does not indicate that the present invention is implemented in such a way.

[0060] Embodiment 2:

[0061] A battery is used in the battery charging device described in Example 1, and the battery includes: a battery interface and at least one magnetic mechanism, the battery interface is used to connect to the charging interface 31 of the charging base 3 of the charging device, and the magnetic mechanism is used to connect to the connector of the charging base 3 of the charging device.

[0062] Specifically, the battery includes a battery interface, a first magnet mechanism and a second magnet mechanism. The battery interface and the first magnet mechanism are arranged at the bottom of the battery, and the second magnet mechanism is arranged at the back of the battery. The positions of the battery interface on the battery and the charging interface 31 on the charging stand 3 match, the positions of the first magnet mechanism and the first connector 32 match, and the positions of the second magnet mechanism and the second connector 33 match, so that the battery can be placed on the charging stand 3 of the battery charging device for charging, and the stability of the battery charging can be ensured. It should be noted that the magnet mechanism is a magnet that attracts the connector.

[0063] The above description is only the preferred embodiment of the present invention. Those skilled in the art will appreciate that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the guidance of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application belong to the protection scope of the present invention.

Claims

1. A battery charging device, characterized in that: include: A power module (1), a constant voltage module (2) and at least one charging seat (3), wherein the power module (1) and the constant voltage module (2) are connected, and the at least one charging seat (3) is connected to the constant voltage module (2); The power supply module (1) is used to provide electric energy to the constant voltage module (2); The constant voltage module (2) is used to balance the electric energy of the power module (1) and distribute it to the at least one charging seat (3) to supply power to the at least one charging seat (3); Each of the charging seats (3) comprises a charging interface (31) and at least one connecting member, wherein the charging interface (31) is used to charge the battery, and the at least one connecting member is used to fix the battery.

2. A battery charging device according to claim 1, characterized in that: The constant voltage module (2) comprises a first PCBA board (21) and a second PCBA board (22); the first PCBA board (21) is connected to the power module (1), and the second PCBA board (22) is connected to the first PCBA board (21); the first PCBA board (21) and the second PCBA board (22) are both capable of supplying power to the at least one charging seat (3).

3. A battery charging device according to claim 1, characterized in that: The charging device further comprises a data acquisition module (4), wherein the data acquisition module (4) is connected to the constant voltage module (2); the data acquisition module (4) is used to acquire the power level and temperature of the battery; The charging device also includes a wireless module, which is connected to the data acquisition module (4) and is used to send the power and temperature acquired by the data acquisition module (4) to an external device.

4. A battery charging device according to claim 3, characterized in that: The charging device further comprises a shell (5), the power module (1), the constant voltage module (2), the data acquisition module (4) and the wireless module are all arranged inside the shell (5), and the plurality of charging seats (3) are all arranged on the surface of the shell (5).

5. A battery charging device according to claim 4, characterized in that: The housing (5) comprises a placement cavity (51) and a mounting plate (52), wherein the mounting plate (52) is fixedly arranged above the placement cavity (51); The power module (1), the constant voltage module (2), the data acquisition module (4) and the wireless module are all arranged in the placement cavity (51); In each of the charging seats (3), the plurality of connecting members include a first connecting member (32) and a second connecting member (33); the charging seat (3) and the first connecting member (32) are both arranged on the upper surface of the placement cavity (51); and the second connecting member (33) is arranged on the mounting plate (52).

6. A battery charging device according to claim 5, characterized in that: The charging device further comprises a heat dissipation structure (6), which is arranged on a side of the interior of the placement cavity (51) and is used to dissipate heat generated by the power module (1), the constant voltage module (2), the data acquisition module (4) and the wireless module.

7. A battery charging device according to claim 5, characterized in that: The bottom of the placement cavity (51) is provided with a placement groove for placing the power interface (11) inwardly, one end of the power interface (11) is connected to an external power line, and the other end is connected to the power module (1) for providing electrical energy to the power module (1).

8. A battery charging device according to claim 5, characterized in that: Support frames (513) are provided on both sides of the bottom of the placement cavity (51), and the charging device is placed on the platform via the support frames (513).

9. A battery charging device according to claim 5, characterized in that: The mounting plate (52) is provided with a hanging hole (521), and the charging device is hung on the wall through the hanging hole (521).

10. A battery, characterized in that: A battery charging device as claimed in any one of claims 1 to 9, wherein the battery comprises: a battery interface and at least one magnet mechanism, wherein the battery interface is used to connect to a charging interface (31) of a charging base (3) of the charging device, and the magnet mechanism is used to connect to a connector of the charging base (3) of the charging device.

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