Connector module and power supply device

Abstract

The utility model discloses a connector module and a power supply device, the connector module comprises a circuit board, an isolation plate, an input assembly and an output assembly, and the isolation plate is laminated on one side of the circuit board. The input assembly comprises a first power wire and a first signal wire, the first power wire is located on the side, back to the circuit board, of the isolation plate, and the first signal wire is located on the side, back to the isolation plate, of the circuit board and electrically connected with the circuit board. The output assembly comprises a second power wire and a second signal wire. The second power wire is located on the side, opposite to the circuit board, of the isolation plate and electrically connected with the first power wire. The second signal wire is located on the side, back to the isolation plate, of the circuit board and electrically connected with the circuit board. The connector module provided by the utility model is good in safety.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electrical connector, and in particular to a connector and a power supply device matched with the connector module. BACKGROUND

[0002] The connector can be widely applied in various types of vehicles, communication, computer and other consumer electronics, industry, transportation and other fields. The various types of vehicles that can be applied include new energy vehicles, electric bicycles, electric motorcycles, electric scooters and the like. The connector plug and the connector socket, as key components, can build a bridge between circuits to make the current flow and enable the circuit to realize power transmission and signal transmission. However, in the existing connector, the power line and the signal line interfere with each other, resulting in poor safety. CONTENT OF THE INVENTION

[0003] The present application aims to provide a connector module and a power supply device matched with the connector module.

[0004] The present application provides a connector module, which comprises a circuit board, an isolation plate, an input assembly and an output assembly. The isolation plate is laminated on one side of the circuit board. The input assembly comprises a first power lead and a first signal lead. The first power lead is located on the side of the isolation plate away from the circuit board, and the first signal lead is located on the side of the circuit board away from the isolation plate and electrically connected to the circuit board. The output assembly comprises a second power lead and a second signal lead. The second power lead is located on the side of the isolation plate away from the circuit board and electrically connected to the first power lead. The second signal lead is located on the side of the circuit board away from the isolation plate and electrically connected to the circuit board.

[0005] The present application also provides a power supply device, which comprises a power battery and a connector module. The first power lead and the first signal lead are both electrically connected to the power battery.

[0006] In the connector of the present application, the power line and the signal line of the connector module are isolated by the isolation plate, which is conducive to avoiding mutual interference between the power line and the signal line, improving the stability of the operation of the connector module, and further improving the safety. BRIEF DESCRIPTION OF DRAWINGS

[0007] In order to more clearly illustrate the technical solutions of the present application, the drawings needed in the embodiments will be briefly introduced as follows.

[0008] Figure 1 is a perspective structural schematic diagram of the power supply device (omitting the device controller) provided by the embodiment of the present application.

[0009] Figure 2 is Figure 1An exploded perspective view of the connector module of the power supply device shown (omitting the first and second connectors).

[0010] Figure 3 yes Figure 1 A three-dimensional structural schematic diagram of the connector module of the power supply device shown (omitting the first connector, second connector, first coating and second coating).

[0011] Figure 4 yes Figure 2 The diagram shows an enlarged view of the connector module at point A.

[0012] Explanation of reference numerals in the attached drawings: 100-Power supply unit, 10-Connector module, 11-Circuit board, 111-Second soldering groove, 112-Protrusion, 12-Isolation plate, 121-First soldering groove, 122-Positioning hole, 123-Positioning groove, 13-Input component, 131-First power supply wire, 132-First signal wire, 133-First connector, 14-Output component, 141-Second power supply wire, 142-Second signal wire, 143-Second connector, 15-Connector, 151-Connecting cylinder, 152-Support platform, 16-First coating, 17-Second coating, 20-Power battery. Detailed Implementation

[0013] The technical solutions of the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this application, and not all embodiments. Based on the embodiments of this application, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the scope of protection of this application.

[0014] It should be noted that, in this document, the reference to "embodiment" or "implementation" means that a specific feature, structure, or characteristic described in connection with an embodiment or implementation may be included in at least one embodiment of this application. The appearance of this phrase in various places in the specification does not necessarily refer to the same embodiment, nor is it a separate or alternative embodiment mutually exclusive with other embodiments. Those skilled in the art will explicitly and implicitly understand that the embodiments described herein can be combined with other embodiments.

[0015] The terms "first", "second", "third", etc. that appear in the specification are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or a specific number of features indicated. Thus, features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "a plurality of" is two or more, unless otherwise explicitly specified and limited. In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mount", "connect", "connect", "set on" should be understood broadly, for example, it can be fixedly connected, or detachably connected, or integrally connected; it can be mechanically connected; it can be directly connected, or indirectly connected through an intermediate medium; it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0016] Please refer to Figure 1 、 Figure 2 and Figure 3 The power supply device 100 provided by the embodiment of the present application comprises a connector module 10, a power battery 20 and a device controller (not shown in the figure), the connector module 10 comprises a circuit board 11, an isolation board 12, an input component 13 and an output component 14. In order to facilitate the description, the thickness direction of the isolation board 12 is defined as the Z-axis direction, the length direction of the isolation board 12 is defined as the X-axis direction, and the width direction of the isolation board 12 is defined as the Y-axis direction. The X-axis, Y-axis and Z-axis are perpendicular to each other. The material of the isolation board 12 is glass fiber, and the isolation board 12 is fixed and stacked on one side of the circuit board 11 along the Z-axis direction by means including but not limited to welding and gluing.

[0017] The input component 13 comprises a first power lead 131, a first signal lead 132 and a first connector 133, the first power lead 131 is located on the side of the isolation board 12 away from the circuit board 11, and one end of the first power lead 131 is electrically connected and fixedly connected with the first connector 133. The first signal lead 132 is located on the side of the circuit board 11 away from the isolation board 12, one end of the first signal lead 132 is electrically connected and fixedly connected with the first connector 133, and the other end of the first signal lead 132 is electrically connected and fixedly connected with the circuit board 11. In the embodiment, the number of the first signal lead 132 is four, and in other embodiments, the number of the first signal lead 132 can be one, two, three, five or more.

[0018] The output assembly 14 comprises a second power supply wire 141, a second signal wire 142 and a second connector 143. The second power supply wire 141 is located on the side of the isolation plate 12 facing away from the circuit board 11. One end of the second power supply wire 141 is electrically connected and fixedly connected to the second connector 143. The other end of the second power supply wire 141 is electrically connected and fixedly connected to the end of the first power supply wire 131 away from the first connector 133. In this embodiment, the number of the first power supply wire 131 is two, one of which is positive and the other of which is negative. The number of the second power supply wire 141 is two, one of which is positive and the other of which is negative. The positive first power supply wire 131 is electrically connected and fixedly connected to the positive second power supply wire 141, and the negative first power supply wire 131 is electrically connected and fixedly connected to the negative second power supply wire 141.

[0019] The second signal wire 142 is located on the side of the circuit board 11 facing away from the isolation plate 12. One end of the second signal wire 142 is electrically connected and fixedly connected to the second connector 143. The other end of the second signal wire 142 is electrically connected and fixedly connected to the circuit board 11. In this embodiment, the number of the second signal wire 142 is four. In other embodiments, the number of the second signal wire 142 can be one, two, three, five or more.

[0020] The first connector 133 of the input assembly 13 is electrically connected and fixedly connected to the power battery 20, and the second connector 143 of the output assembly 14 is electrically connected and fixedly connected to the device controller. It can be understood that the first power supply wire 131 and the first signal wire 132 are electrically connected and fixedly connected to the power battery 20 through the first connector 133. The second power supply wire 141 and the second signal wire 142 are electrically connected and fixedly connected to the device controller through the second connector 143. The power supply of the power battery 20 can be transmitted to the device controller in sequence through the first connector 133, the first power supply wire 131, the second power supply wire 141 and the second connector 143. The signal of the power battery 20 can be transmitted to the device controller in sequence through the first connector 133, the first signal wire 132, the circuit board 11, the second signal wire 142 and the second connector 143. The device controller can monitor the working state of the power battery 20 according to the received power supply and signal.

[0021] In this embodiment, the isolation plate 12 is provided to isolate the power supply wires and the signal wires of the connector module 10, which is conducive to avoiding mutual interference between the power supply wires and the signal wires, improving the stability of the working of the connector module 10, and further improving the safety.

[0022] Please refer to Figure 1 , Figure 2 and Figure 3In some embodiments, the number of input assemblies 13 and the number of power batteries 20 are both plural, and the number of input assemblies 13 is equal to the number of power batteries 20, and the number of input assemblies 13 is greater than the number of output assemblies 14. For example, the number of input assemblies 13 and the number of power batteries 20 are both four, and the number of output assemblies 14 is one. The four power batteries 20 are electrically connected and fixedly connected to the first connectors 133 of the four input assemblies 13 one by one, the first power supply wires 131 of the four input assemblies 13 are electrically connected and fixedly connected to the second power supply wires 141 of the output assembly 14, and the first signal wires 132 of the four input assemblies 13 are electrically connected and fixedly connected to the circuit board 11.

[0023] It can be understood that the connector module 10 is a current combiner, the power supply of the plurality of power batteries 20 is transmitted to the output assembly 14 through the plurality of input assemblies 13, and the signals of the plurality of power batteries 20 are transmitted to the circuit board 11 through the plurality of input assemblies 13, and the circuit board 11 transmits the received signals to the output assembly 14 to complete the current combination. The output assembly 14 finally transmits the power supply and signals of the completed current combination to the device controller.

[0024] In this embodiment, by setting the number of input assemblies 13 to be plural, the device controller can monitor the working state of the plurality of power batteries 20 at the same time, and the working efficiency is higher. In other embodiments, the number of input assemblies 13, the number of output assemblies 14 and the number of power batteries 20 are all one, and the connector module 10 is an adapter.

[0025] Please refer to Figure 2 and Figure 4 In some embodiments, the surface of the isolation plate 12 facing the circuit board 11 is provided with a first solder groove 121, the first solder groove 121 penetrates the isolation plate 12 along the Z-axis direction, and the first solder groove 121 penetrates one side of the isolation plate 12 along the Y-axis direction. The surface of the circuit board 11 facing the isolation plate 12 is provided with a second solder groove 111, the second solder groove 111 penetrates the circuit board 11 along the Z-axis direction, and the second solder groove 111 penetrates one side of the circuit board 11 along the Y-axis direction. In the Z-axis direction, the first solder groove 121 and the second solder groove 111 are opposite and communicate.

[0026] In this embodiment, the circuit board 11 and the isolation plate 12 are fixedly connected by soldering tin in the first solder groove 121 and the second solder groove 111. Among them, the first solder groove 121 and the second solder groove 111 can accommodate the solder marks generated by soldering, which is beneficial to prevent the solder marks from protruding from the side surface of the circuit board 11 and the side surface of the isolation plate 12.

[0027] Please refer to Figure 2 and Figure 4In some embodiments, one of the circuit board 11 and the isolation board 12 is provided with a positioning hole 122, and the other is provided with a protrusion 112 which is positioned in the positioning hole 122. For example, the circuit board 11 is provided with the protrusion 112 which is a pad, and the protrusion 112 is arranged on the surface of the circuit board 11 facing the isolation board 12. The isolation board 12 is provided with the positioning hole 122 which penetrates the isolation board 12 along the Z-axis direction. When the isolation board 12 is fixed on the circuit board 11, the protrusion 112 extends into the positioning hole 122 to achieve positioning. This facilitates assembly and improves assembly efficiency, thereby reducing costs.

[0028] Please refer to Figure 2 and Figure 4 In some embodiments, the connector module 10 further comprises a connecting piece 15 which comprises a connecting barrel 151 and two support platforms 152 connected to the connecting barrel 151. The two support platforms 152 are spaced apart along the axial direction of the connecting barrel 151 (i.e. the X-axis direction). The two support platforms 152 are connected to the surface of the isolation board 12 away from the circuit board 11, so that the connecting barrel 151 is spaced apart from the isolation board 12.

[0029] Specifically, the connecting piece 15 is made of copper, the connecting barrel 151 is annular, and the two support platforms 152 are arranged on the outer side wall of the connecting barrel 151 and surround the connecting barrel 151. The connecting piece 15 is located on the side of the isolation board 12 away from the circuit board 11. One end of the connecting barrel 151 of the connecting piece 15 is sleeved on the end of the first power wire 131 away from the first connector 133 and is crimped with the first power wire 131 to achieve electrical connection. The other end of the connecting barrel 151 of the connecting piece 15 is sleeved on the end of the second power wire 141 away from the second connector 143 and is crimped with the second power wire 141 to achieve electrical connection. The two support platforms 152 abut against the surface of the isolation board 12 away from the circuit board 11. In the Z-axis direction, the connecting barrel 151 is spaced apart from the isolation board 12. Preferably, the surface of the isolation board 12 away from the circuit board 11 is provided with two positioning grooves 123 which are spaced apart, and the two support platforms 152 are positioned in the two positioning grooves 123, respectively.

[0030] In the embodiment, the first power supply wire 131 and the second power supply wire 141 are electrically connected and fixedly connected by the crimping of the connecting piece 15, which is convenient for assembly and is conducive to reducing the internal resistance. In the design in which the two support tables 152 abut against the surface of the isolation plate 12 away from the circuit board 11, the connecting barrel 151 is spaced from the isolation plate 12, so that the first power supply wire 131 and the second power supply wire 141 in the connecting barrel 151 have a greater spacing with the first signal wire 132 and the second signal wire 142 on the circuit board 11, further improving the isolation effect of the power supply wires and the signal wires and further improving the safety. The surface of the isolation plate 12 away from the circuit board 11 is provided with two mutually spaced positioning grooves 123, and the two support tables 152 are positioned in the two positioning grooves 123 respectively, which is conducive to improving the stability of the connection of the connecting piece 15 and the isolation plate 12.

[0031] Please refer to Figure 2 In some embodiments, the connector module 10 further includes a first encapsulation 16 and a second encapsulation 17. The first encapsulation 16 encapsulates the circuit board 11, the isolation plate 12, the connecting piece 15, the first signal wire 132 and the second signal wire 142 close to the circuit board 11, and the first power supply wire 131 and the second power supply wire 141 close to the isolation plate 12. The second encapsulation 17 encapsulates the first encapsulation 16. One end of the first power supply wire 131 away from the second power supply wire 141 is exposed outside the second encapsulation 17, and one end of the second power supply wire 141 away from the first power supply wire 131 is exposed outside the second encapsulation 17. One end of the first signal wire 132 away from the circuit board 11 is exposed outside the second encapsulation 17, and one end of the second signal wire 142 away from the circuit board 11 is exposed outside the second encapsulation 17. In the embodiment, by providing the first encapsulation 16 and the second encapsulation 17, the waterproof effect of the connector module 10 is improved.

[0032] The connector module 10 of the embodiment can be widely applied in various types of vehicles, communication, computer and other consumer electronics, industry, transportation and other fields. For example, it can be used as a key component on the battery of a new energy vehicle, an electric bicycle, an electric motorcycle, an electric scooter, an electric tool, etc., and its application is very wide and is not limited to the examples.

[0033] The embodiments of the application are described in detail above, and specific examples are applied in this paper to describe the principles and implementation modes of the application. The above description of the embodiments is only used to help understand the method of the application and its core idea.

Claims

1. A connector module, characterized by comprising: The connector module comprises: a circuit board; an isolation board stacked on one side of the circuit board; an input assembly comprising a first power lead and a first signal lead, the first power lead being located on a side of the isolation board away from the circuit board, and the first signal lead being located on a side of the circuit board away from the isolation board and electrically connected to the circuit board; and an output assembly comprising a second power lead and a second signal lead, the second power lead being located on a side of the isolation board away from the circuit board and electrically connected to the first power lead, and the second signal lead being located on a side of the circuit board away from the isolation board and electrically connected to the circuit board.

2. The connector module of claim 1, wherein, A surface of the isolation board facing the circuit board is provided with a first solder groove, and a surface of the circuit board facing the isolation board is provided with a second solder groove, the first solder groove being in communication with the second solder groove.

3. The connector module of claim 1, wherein, One of the circuit board and the isolation board is provided with a positioning hole, and the other is provided with a protrusion, the protrusion being positioned in the positioning hole.

4. The connector module of claim 1, wherein, The isolation board is made of glass fiber.

5. The connector module of any one of claims 1 to 4, wherein, The connector module further comprises a connecting piece located on a side of the isolation board away from the circuit board, one end of the connecting piece being sleeved on the first power lead and electrically connected to the first power lead, and the other end of the connecting piece being sleeved on the second power lead and electrically connected to the second power lead.

6. The connector module of claim 5, wherein, The connecting piece comprises a connecting cylinder and two support tables connected to the connecting cylinder, the two support tables being spaced apart along the axial direction of the connecting cylinder, and the two support tables being connected to a surface of the isolation board away from the circuit board so that the connecting cylinder is spaced apart from the isolation board.

7. The connector module of claim 6, wherein, A surface of the isolation board away from the circuit board is provided with two positioning grooves spaced apart from each other, and the two support tables are respectively positioned in the two positioning grooves.

8. The connector module of claim 1, wherein, The connector module further comprises a first encapsulation and a second encapsulation, the first encapsulation encapsulating the circuit board, the isolation board, the first signal lead and the second signal lead close to the circuit board, and the first power lead and the second power lead close to the isolation board, and the second encapsulation encapsulating the first encapsulation.

9. The connector module of claim 1, wherein, The number of the input assemblies is greater than the number of the output assemblies, the first power leads of the input assemblies are electrically connected to the second power lead of the output assembly, and the first signal leads of the input assemblies are electrically connected to the circuit board.

10. A power supply device characterized by comprising: The power supply device comprises a power battery and the connector module according to any one of claims 1 to 9, and the first power lead and the first signal lead are electrically connected to the power battery.

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