Self-positioning magnetic type battery pack, magnetic type charging head and charging system

Abstract

The utility model provides a self-positioning magnetic type battery pack, a magnetic type charging head and a charging system. The self-positioning magnetic attraction type battery pack comprises a battery pack shell, a fixed magnetic attraction assembly and a charging and discharging assembly, a first accommodating cavity is formed in the battery pack shell, and a first opening is formed in the battery pack shell; the fixed magnetic attraction assembly is arranged in the first accommodating cavity; the charging and discharging assembly is arranged in the first accommodating cavity and comprises a circuit substrate, and a battery and a magnetic connector female seat which are connected with the circuit substrate; the magnetic connector female seat is aligned with the first opening; the self-positioning magnetic type battery pack is adsorbed and fixed on the power receiving equipment through the fixed magnetic component, and then is subjected to auxiliary magnetic positioning and connection through the magnetic connector female seat and a corresponding interface of the power receiving equipment, so as to supply power to the power receiving equipment. The battery pack provided by the utility model can be directly adsorbed on the powered equipment through the fixed magnetic attraction assembly, and is simple and convenient to install. And the battery pack is charged and discharged through the magnetic connector female seat, so that the operation is simpler and more convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery technology field especially relates to a self -positioning magnetic attraction formula battery package, magnetic attraction formula charging head and charging system. BACKGROUND

[0002] The existing battery package design is in power supply for the electric equipment, usually integrates the charging female seat on the battery package, so that the charging male seat of the data line can access smoothly, realizes the transmission of electric energy. When the battery package needs to be charged, generally adopts microUSB or Type-C interface, and the charging is completed by inserting the data line connected with the charging head into the interface. For example, the battery package with Type-C interface disclosed in the publication No. CN219436660U, the cell unit receives electric energy through the Type-C interface, and discharges through the discharge interface module. However, whether charging the battery package or the battery package supplies power, the user must manually plug and unplug the data line, which not only improves the complexity of operation, but also reduces the user experience. More inconveniently, when charging the powered device, the battery package needs to rely on the additional structure such as lock buckle to fix the battery package, which undoubtedly increases the difficulty of use for the user. SUMMARY

[0003] In view of the above-mentioned defects of the prior art, the technical problem to be solved by the utility model is to provide a self-positioning magnetic attraction formula battery package, magnetic attraction formula charging head and charging system, which solves the problem of complex charging operation of the battery package in the prior art.

[0004] In order to solve the above technical problems, the utility model provides a self-positioning magnetic attraction formula battery package, which is used to supply power for the powered device, comprising: a battery package shell, a first accommodating cavity is arranged in the battery package shell, and a first opening is formed in the battery package shell; a fixed magnetic attraction assembly is arranged in the first accommodating cavity; a charge and discharge assembly is arranged in the first accommodating cavity, comprising a circuit board, a battery and a magnetic attraction connector female seat connected with the circuit board; the magnetic attraction connector female seat is aligned with the first opening; the self-positioning magnetic attraction formula battery package is adsorbed and fixed on the powered device through the fixed magnetic attraction assembly, and then the magnetic attraction connector female seat is connected with the corresponding interface of the powered device to assist the magnetic attraction positioning and connection, so as to supply power for the powered device.

[0005] In an embodiment of the utility model, the battery package shell comprises a battery package protective shell and a protective shell cover plate; the first accommodating cavity is arranged in the battery package protective shell; and the first opening is located on the battery package protective shell.

[0006] In an embodiment of the utility model, the circuit board is further connected with an indicator light group for displaying the electric quantity, wherein the indicator light group comprises a plurality of indicator lights; each indicator light is led out through an indicator light hole corresponding to the protective cover plate.

[0007] In an embodiment of the utility model, the fixed magnetic assembly is attached to the inner wall of the first accommodating cavity.

[0008] In an embodiment of the utility model, the fixed magnetic assembly comprises a plurality of stacked magnets transversely spliced.

[0009] In an embodiment of the utility model, the circuit board is further connected with a discharge logic chip.

[0010] In an embodiment of the utility model, the female seat of the magnetic connector is a POGOPIN connector female seat.

[0011] The utility model also provides a magnetic charging head, which comprises a charging head shell, a second accommodating cavity is arranged in the charging head shell, a second opening and a third opening are formed in the charging head shell, a charging head circuit board is arranged in the second accommodating cavity, a male seat of a magnetic connector and a charging female seat are connected to the charging head circuit board, the male seat of the magnetic connector is aligned with the second opening, and the charging female seat is aligned with the third opening.

[0012] The utility model also provides a charging system, which comprises the self-positioning magnetic battery pack, the magnetic charging head and a power module, wherein the power module is connected to the magnetic charging head through the charging female seat, and the self-positioning magnetic battery pack is connected to the male seat of the magnetic connector of the magnetic charging head through the female seat of the magnetic connector.

[0013] In an embodiment of the utility model, the end of the battery pack shell is provided with a groove, the groove is matched with the shape of the magnetic charging head, the magnetic charging head is clamped in the groove, and the first opening is located at the bottom of the groove.

[0014] As described above, the self-positioning magnetic battery pack, the magnetic charging head and the charging system have the following beneficial effects:

[0015] The battery pack can be directly adsorbed to the power receiving equipment through the fixed magnetic assembly, and the installation is simple and convenient. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 Fig. 1 is a front structure schematic view of the self-positioning magnetic battery pack of the utility model;

[0017] Figure 2 Figure 3 shows the back structure schematic diagram of the self-positioning magnetic type battery pack of the present application;

[0018] Figure 3 Figure 4 shows the front exploded schematic diagram of the specific structure of the self-positioning magnetic type battery pack of the present application;

[0019] Figure 4 Figure 5 shows the back exploded schematic diagram of the specific structure of the self-positioning magnetic type battery pack of the present application;

[0020] Figure 5 Figure 6 shows the front schematic diagram of the circuit substrate of the self-positioning magnetic type battery pack of the present application;

[0021] Figure 6 Figure 7 shows the back schematic diagram of the circuit substrate of the self-positioning magnetic type battery pack of the present application;

[0022] Figure 7 Figure 8 shows the structure schematic diagram of the fixed magnetic attraction assembly of the self-positioning magnetic type battery pack of the present application;

[0023] Figure 8 Figure 9 shows the front structure schematic diagram of the magnetic type charging head of the present application;

[0024] Figure 9 Figure 10 shows the back structure schematic diagram of the magnetic type charging head of the present application;

[0025] Figure 10 Figure 11 shows the front exploded schematic diagram of the specific structure of the magnetic type charging head of the present application;

[0026] Figure 11 Figure 12 shows the back exploded schematic diagram of the specific structure of the magnetic type charging head of the present application

[0027] Figure 12 Figure 13 shows the schematic diagram of the charging head circuit substrate of the magnetic type charging head of the present application;

[0028] Figure 13 Figure 14 shows the front structure schematic diagram of the charging system of the present application;

[0029] Figure 14 Figure 15 shows the back structure schematic diagram of the charging system of the present application.

[0030] Element number explanation

[0031] 1 self-positioning magnetic type battery pack

[0032] 11 battery pack shell

[0033] 111 battery pack protective shell

[0034] 111A first accommodating cavity

[0035] 111B first opening

[0036] 111C magnetic assembly fixing groove

[0037] 111D protective shell mounting hole

[0038] 112 protective shell cover plate

[0039] 112A indicator light hole

[0040] 112B first cover plate mounting hole

[0041] 12 fixed magnetic assembly

[0042] 121 stacked magnet

[0043] 121A magnet

[0044] 13 charging and discharging assembly

[0045] 131 circuit substrate

[0046] 131A first substrate mounting hole

[0047] 132 battery

[0048] 133 magnetic connector female seat

[0049] 134 indicator light group

[0050] 134A indicator light

[0051] 135 discharging logic chip

[0052] 2 magnetic charging head

[0053] 21 charging head shell

[0054] 211 charging head protective shell

[0055] 211A second accommodating cavity

[0056] 211B second opening

[0057] 211C third opening

[0058] 211D protective shell mounting hole

[0059] 212 charging head cover plate

[0060] 212A second cover plate mounting hole

[0061] 22 charging head circuit substrate

[0062] 221 second substrate mounting hole

[0063] 23 male magnetic connector

[0064] 24 charging female connector DETAILED DESCRIPTION

[0065] The embodiments of the present application will be described in detail by specific embodiments, and those skilled in the art can easily understand other advantages and effects of the present application from the content disclosed in the specification.

[0066] It should be understood that the structures, proportions, sizes, etc. shown in the drawings attached to the specification are only used to cooperate with the content disclosed in the specification for those skilled in the art to understand and read, and are not used to define the limiting conditions of the implementation of the present application, so they do not have technical substantive significance. Any modification of the structure, change of the proportional relationship or adjustment of the size, without affecting the effects and purposes that can be achieved by the present application, should still fall within the scope of the technical content disclosed by the present application. At the same time, the terms such as "upper", "lower", "left", "right", "middle" and "one" in the specification are only for the convenience of clear description, and are not used to limit the scope of the implementation of the present application. The change or adjustment of the relative relationship, without substantially changing the technical content, is also considered as the scope of the implementation of the present application.

[0067] As shown in Figures 1 to 6 The present application provides a self-positioning magnetic battery pack.

[0068] The self-positioning magnetic battery pack 1 is used to power the powered equipment, comprising:

[0069] The battery pack shell 11 comprises a battery pack protective shell 111 and a protective shell cover plate 112; the protective shell cover plate 112 is used to cover the battery pack protective shell 111; the battery pack protective shell 111 is provided with a first accommodating cavity 111A; the battery pack protective shell 111 is provided with a first opening 111B;

[0070] The fixed magnetic assembly 12 is arranged in the first accommodating cavity 111A;

[0071] The charging and discharging assembly 13 is arranged in the first accommodating cavity 111A and comprises a circuit board 131, a battery 132 connected with the circuit board 131 and a magnetic connector female seat 133; the magnetic connector female seat 133 is aligned with the first opening 111B; the self-positioning magnetic battery pack 1 is adsorbed and fixed on the powered equipment through the fixed magnetic assembly 12, and then the magnetic connector female seat 133 is used to assist the magnetic positioning and connection with the corresponding interface of the powered equipment, thereby powering the powered equipment.

[0072] It should be noted that this utility model does not limit the corresponding interface of the power receiving device, as long as it can connect to the magnetic connector female socket and receive power from the magnetic connector female socket.

[0073] In one specific embodiment, the powered device may be a medical education electronic device.

[0074] In one specific embodiment, the battery pack protective shell 111 is made of 6061 aluminum alloy CNC machined to ensure that the battery pack shell 11 has good heat dissipation and is sufficiently robust, while ensuring its safety in the event of accidents such as short circuit and burnout of the built-in battery.

[0075] In one specific embodiment, such as Figure 5 as well as Figure 6 As shown, circuit board 131 is a PCB circuit board.

[0076] In a preferred embodiment, battery 132 is a 2120mAh lithium battery. It should be noted that the 2120mAh lithium battery is a 3.85V high-voltage lithium battery, which can achieve a larger battery capacity in a minimal space.

[0077] In one embodiment, such as Figure 3 as well as Figure 6 As shown, the circuit board 131 is also connected to an indicator light group 134 for displaying battery level; wherein, the indicator light group 134 includes multiple indicator lights 134A; each indicator light 134A passes through an indicator light hole 112A corresponding to the indicator light hole 112A opened on the battery pack cover 112. Specifically, the battery pack cover 112 is provided with an indicator light hole 112A equal in number to the indicator lights 134A. Each indicator light 134A passes through its corresponding indicator light hole 112A from the battery pack cover 112 for easy observation by the user.

[0078] In one specific embodiment, the indicator light group 134 indicates the battery level by the number of indicator lights that are in operation. For example, suppose the indicator light group 134 has four indicator lights 134A. An indicator light in operation is one that is lit. When all four indicator lights are lit, the battery pack level is 100%; when three indicator lights are lit, the battery pack level is 75%; when two indicator lights are lit, the battery pack level is 50%; when one indicator light is lit, the battery pack level is 25%; and when all indicator lights are off, the battery pack level is 0%.

[0079] In one embodiment, the indicator light group 134 is also used to indicate the charging status of the battery pack. Specifically, when all the indicator lights in the indicator light group 134 are flashing, the battery pack is in a charging state.

[0080] In one embodiment, such as Figure 3As shown, the fixed magnetic attraction assembly 12 is attached to the inner wall of the first accommodating cavity 111A. Specifically, a magnetic attraction assembly fixing groove 111C is formed on the inner wall of the first accommodating cavity 111A, which is adapted to the shape of the fixed magnetic attraction assembly 12, so that the fixed magnetic attraction assembly 12 is fixed in the magnetic attraction assembly fixing groove 111B.

[0081] In an embodiment, as shown in Figure 3 and Figure 7 The fixed magnetic attraction assembly 12 includes a plurality of stacked magnets 121 that are transversely spliced. Specifically, two magnets 121A are vertically stacked to form a stacked magnet 121, and then the stacked magnet 121 is transversely spliced to form the fixed magnetic attraction assembly 12. It should be noted that this structure of the fixed magnetic attraction assembly is used to ensure that the magnetic attraction installation attraction force meets the use requirements and will not easily fall off. It should be noted that the number of magnets in the fixed magnetic attraction assembly and the width of the magnets are related to the width of the magnetic attraction assembly fixing groove 111C.

[0082] In a specific embodiment, the fixed magnetic attraction assembly is composed of four 1mm x 10mm x 30mm high-performance N52 neodymium iron boron magnets.

[0083] In an embodiment, as shown in Figure 5 The circuit board 131 is also connected to a discharge logic chip 135. Specifically, the discharge logic chip 135 is a TP4366E battery pack discharge logic chip, which enables the battery pack to have overvoltage protection, load detection, low-power intelligent standby, battery low-voltage protection and other functions, ensuring maximum safety and performance. The discharge logic chip 135 is also used to record the charge and discharge times of the battery pack. The discharge logic chip 135 also has a charge and discharge cycle detection function to detect whether the battery has reached the end of its life.

[0084] In an embodiment, as shown in Figure 1 , Figure 4 and Figure 5 The magnetic connector female seat 133 is a pogo 5 pin connector female seat. Specifically, the shell of the pogo pin connector female seat is provided with two circular magnets with a diameter of 2mm and a thickness of 3mm, which are used to assist in positioning the corresponding interface of the powered device; the pogo pin connector female seat has 5 pins (copper columns); two pins are used for charging and discharging, two pins are used for data transmission, and one pin is reserved for data pairing with the charging device and the powered device.

[0085] In an embodiment, as shown in Figure 1 and Figure 3 The magnetic connector female seat 133 covers the first opening 111B to facilitate connection.

[0086] In order to better illustrate the structure of the battery pack, a specific embodiment is provided:

[0087] Embodiment one: a mounting process of a battery pack.

[0088] As shown in Figure 3 and Figure 5 , first, install the fixed magnetic assembly 12 into the magnetic assembly fixing groove 111C by using aluminum-iron-boron special glue, then weld the circuit board 131 with the indicator light group 134 and the discharge logic chip 135, and then fix it in the battery pack protective shell 111 through screws and the first base plate mounting hole 131A. The battery 132 is fixed by 3M double-sided tape. Then fix the protective shell cover plate 112 on the battery pack protective shell 111 through the first cover plate mounting hole 112B and the protective shell mounting hole 111D to cover the battery pack protective shell 111. Finally, paste the battery pack identification sticker on the protective shell cover plate 112, and the battery pack identification sticker is transparent at the indicator light group 134.

[0089] As shown in Figures 8 to 12 , the utility model also provides a magnetic charging head.

[0090] The magnetic charging head 2 comprises:

[0091] The charging head shell 21 comprises a charging head protective shell 211 and a charging head cover plate 212; the charging head cover plate 212 is used for covering the charging head protective shell 211; a second accommodating cavity 211A is arranged in the charging head protective shell 211, and a second opening 211B and a third opening 211C are formed in the charging head shell;

[0092] The charging head circuit board 22 is arranged in the second accommodating cavity 211A, and the charging head circuit board 22 is connected with a magnetic connector male seat 23 and a charging female seat 24; the magnetic connector male seat 23 is aligned with the second opening 211B, and the charging female seat 24 is aligned with the third opening 211C.

[0093] In an embodiment, the charging head shell 21 is made of 6061 aluminum alloy by CNC processing, so as to ensure good heat dissipation performance and sufficient firmness.

[0094] In an embodiment, as shown in Figure 10 and Figure 11 , the charging head protective shell 211 is composed of a protective shell bottom and a protective shell side face, the second opening 211B is located on the protective shell bottom, and the third opening 211C is located on the protective shell side face.

[0095] In an embodiment, the magnetic connector male seat 23 covers the second opening 211B, so as to facilitate connection.

[0096] In an embodiment, as shown in Figure 10 Two second cover plate mounting holes 212A are formed in the charging head cover plate 212, and the charging head cover plate 212 is fixed on the charging head protection shell 211 through the second cover plate mounting holes 212A to cover the charging head protection shell 211.

[0097] In a specific embodiment, as shown in Figure 10 The charging head circuit board 22 is fixed in the charging head protection shell 211 through screws and second substrate mounting holes 221.

[0098] In an embodiment, as shown in Figure 8 And Figure 10 The magnetic connector male seat 23 is a pogo 5 pin connector male seat. Specifically, two circular magnets with a diameter of 2 mm and a thickness of 3 mm are arranged on the shell of the pogo 5 pin connector male seat; the pogo pin connector male seat has 5 pins.

[0099] In a specific embodiment, as shown in Figure 12 The charging head circuit board 22 is a PCB circuit board.

[0100] In an embodiment, as shown in Figures 8 to 12 The charging female seat 24 can be connected to a charging line. Specifically, the charging female seat 24 is a Type-C female seat, which is used for charging and data transmission, and the charging line is a 5V charging line. The interface of the charging line is connected to the charging female seat 24 through the third opening 211C.

[0101] In an embodiment, as shown in Figure 10 And Figure 11 A charging head logo is attached to the charging head cover plate 212.

[0102] As shown in Figure 13 And 14, the utility model also provides a charging system.

[0103] The charging system comprises:

[0104] The self-positioning magnetic battery pack 1, the magnetic charging head 2 and the power module;

[0105] The power module is connected to the magnetic charging head through the charging female seat; the self-positioning magnetic battery pack is connected to the magnetic connector male seat of the magnetic charging head through the magnetic connector female seat.

[0106] It should be noted that the specific structure of the self-positioning magnetic battery pack and the magnetic charging head has been described in the above embodiments, which will not be repeated here.

[0107] Specifically, the magnet of the female magnet connector of the self-positioning magnetic battery pack and the magnet of the male magnet connector of the magnetic charging head are attracted to each other, so that the pin of the female magnet connector is connected to the pin of the male magnet connector one by one, thereby completing the connection between the self-positioning magnetic battery pack and the magnetic charging head, and ensuring the safety and reliability of the charging process. Then, the power module charges the self-positioning magnetic battery pack through the magnetic charging head.

[0108] In an embodiment, as shown in Figure 10 and Figure 12 , the power module is connected with the charging female seat through the charging wire, and the connection with the magnetic charging head is completed. For example, the power module can be a power bank with a charging wire.

[0109] In an embodiment, as shown in Figure 1 , Figure 4 , Figure 13 and Figure 14 , the end of the battery pack shell 11 is provided with a groove; wherein the groove is matched with the shape of the magnetic charging head (the width of the groove is equal to the width of the magnetic charging head), and the magnetic charging head 2 is clamped in the groove; the first opening 111B is located at the bottom of the groove; when the self-positioning magnetic battery pack 1 is connected with the magnetic charging head 2, the magnetic charging head 2 is clamped in the groove (that is, one side of the charging head protection shell where the male magnet connector is located is attached to the bottom of the groove). It should be noted that the connection between the self-positioning magnetic battery pack and the magnetic charging head can be completed only by placing the magnetic charging head on the groove, which is more convenient to operate and improves the user experience. Moreover, there is no need to plug in and plug out the charging wire. When the charging wire fails, it can be replaced, solving the problem of replacing the life part.

[0110] In summary, the utility model provides a kind of self-positioning magnetic battery pack, magnetic charging head and charging system. The self-positioning magnetic battery pack includes battery pack shell, fixed magnetic attraction component and charge-discharge component;First accommodating cavity is provided in battery pack shell, and first opening is provided on battery pack shell;Fixed magnetic attraction component is arranged in first accommodating cavity;Charge-discharge component is arranged in first accommodating cavity, including circuit board and battery and female magnet connector connected with circuit board;Female magnet connector is aligned with first opening;Self-positioning magnetic battery pack is adsorbed and fixed on power receiving equipment by fixed magnetic attraction component, and then auxiliary magnetic positioning and connection are carried out by female magnet connector and corresponding interface of power receiving equipment, and then power supply is provided for power receiving equipment. The battery pack of the utility model can be directly adsorbed on power receiving equipment by fixed magnetic attraction component, and installation is simple. And the battery pack is charged and discharged by female magnet connector, which is more convenient to operate. Therefore, the utility model effectively overcomes the shortcomings of the prior art and has high industrial utilization value.

[0111] The above embodiments only exemplarily illustrate the principles and effects of the present application, and are not used to limit the present application. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present application. Therefore, all equivalent modifications or changes completed by those skilled in the art without departing from the spirit and technical thought disclosed by the present application should be covered by the claims of the present application.

Claims

1. A self-positioning magnetic battery pack for supplying power to a receiving device, characterized in that, include: A battery pack housing, wherein a first receiving cavity is provided inside the battery pack housing, and a first opening is provided on the battery pack housing; A fixed magnetic suction assembly is disposed within the first accommodating cavity; A charging and discharging assembly is disposed within the first accommodating cavity, including a circuit board, a battery connected to the circuit board, and a magnetic connector female. The magnetic connector female is aligned with the first opening. The self-positioning magnetic battery pack is attracted and fixed to the power receiving device by the fixing magnetic assembly, and then magnetically positioned and connected to the power receiving device through the magnetic connector female with the corresponding interface, thereby supplying power to the power receiving device.

2. The self-positioning magnetic battery pack according to claim 1, characterized in that, The battery pack housing includes a battery pack protective shell and a protective shell cover; the first accommodating cavity is disposed inside the battery pack protective shell; the first opening is located on the battery pack protective shell.

3. The self-positioning magnetic battery pack according to claim 2, characterized in that, The circuit board is also connected to an indicator light group for displaying power; wherein the indicator light group includes multiple indicator lights; each indicator light passes through an indicator light hole corresponding to the one opened on the protective cover plate.

4. The self-positioning magnetic battery pack according to claim 2, characterized in that, The fixed magnetic suction component is attached to the inner wall of the first accommodating cavity.

5. The self-positioning magnetic battery pack according to claim 4, characterized in that, The fixed magnetic assembly includes multiple stacked magnets arranged horizontally.

6. The self-positioning magnetic battery pack according to claim 1, characterized in that, The circuit board is also connected to a discharge logic chip.

7. The self-positioning magnetic battery pack according to claim 1, characterized in that, The magnetic connector female is a pogopin connector female.

8. A magnetic charging head, characterized in that, include: A charging head housing, wherein a second receiving cavity is provided inside the charging head housing, and a second opening and a third opening are provided on the charging head housing; A charging head circuit board is disposed in the second accommodating cavity. The charging head circuit board is connected to a magnetic connector male socket and a charging female socket. The magnetic connector male socket is aligned with the second opening, and the charging female socket is aligned with the third opening.

9. A charging system, characterized in that, Includes the self-positioning magnetic battery pack as described in any one of claims 1 to 7, the magnetic charging head as described in claim 8, and the power module; The power module is connected to the magnetic charging head via the female charging socket; the self-positioning magnetic battery pack is connected to the male magnetic connector of the magnetic charging head via the female magnetic connector.

10. The charging system according to claim 9, characterized in that, The end of the battery pack housing is provided with a groove; wherein the groove is adapted to the shape of the magnetic charging head, so that the magnetic charging head can be engaged in the groove; the first opening is located at the bottom of the groove.

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