Plug-in circuit protection system

Abstract

The utility model relates to the technical field of power adapter circuits, in particular to a plug-in circuit protection system which comprises a circuit board body, a plurality of small boards are arranged on the circuit board body, protection circuits are arranged on the small boards, a circuit control module is arranged on the circuit board body, and the circuit control module is used for being connected with the protection circuits. One side of the circuit board body is provided with a jack, the small board is provided with a contact pin, one end of the contact pin is inserted into the jack, so that the protection circuit is electrically connected with the circuit control module, and the small board and the circuit board body are arranged at an angle of 90 degrees. According to the utility model, the independence among the small plates and the reliable connection between the pins and the jacks provide powerful guarantee for the stable operation of the system. Even if a certain small plate breaks down, the small plate can be rapidly positioned and replaced, and therefore the risk that the whole system breaks down is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to power adapter circuit technical field especially relates to a plug -in circuit protection system. BACKGROUND

[0002] As an important component of electronic equipment, the circuit design of power adapter is crucial. The circuit mainly consists of input filter circuit, rectifier circuit, switching circuit, output filter circuit and feedback control circuit. The input filter circuit is used to filter out high-frequency noise and interference in the power grid to ensure the input stability of the power adapter. The rectifier circuit converts alternating current into direct current to provide stable direct current power for the subsequent circuit. The circuit design of power adapter needs to consider efficiency, stability, safety and other aspects to meet the needs of different devices and scenes.

[0003] In the existing power adapter circuit, some protection circuit mechanisms need to be set during use to ensure the safety of electricity. However, the existing protection circuit has defects, especially it cannot comprehensively monitor the charging process, so a new design is needed for the protection circuit of the power adapter. UTILITY MODEL CONTENTS

[0004] To solve the above problems, the utility model improves the reliability of the system through highly integrated and modular design. The independence of each small plate and the reliable connection of the pin and the socket provide a strong guarantee for the stable operation of the system. Even if a small plate fails, it can be quickly located and replaced, thereby avoiding the risk of system paralysis.

[0005] The technical scheme adopted by the utility model is: a plug-in circuit protection system, comprising a circuit board body, a plurality of small plates are arranged on the circuit board body, a protection circuit is arranged on the small plate, a circuit control module is arranged on the circuit board body, the circuit control module is used for connecting the protection circuit, a socket is arranged on one side of the circuit board body, the small plate is provided with a pin, one end of the pin is inserted into the socket, so that the protection circuit and the circuit control module are electrically connected.

[0006] Further improvement of the above scheme is that the circuit board body is provided with a first surface and a second surface opposite to the first surface, the circuit control module is arranged on the first surface, and the second surface is provided with electronic components.

[0007] Further improvement of the above scheme is that the protection circuit comprises a port module, a battery access detection module, a power supply module, an output voltage detection module, a battery fullness judgment module and a charging loop module, the plug pin is arranged on the port module, and the circuit control module is connected with the battery access detection module, the power supply module, the output voltage detection module, the battery fullness judgment module and the charging loop module through the port module.

[0008] Further improvement of the above scheme is that the circuit control module is provided with a control chip, and the control chip is used for electrically connecting the battery access detection module, the power supply module, the output voltage detection module, the battery fullness judgment module and the charging loop module.

[0009] Further improvement of the above scheme is that the battery access detection module is used for monitoring the key parameters of the battery in real time, and the monitoring includes the voltage, the current, the temperature and the internal resistance of the battery.

[0010] Further improvement of the above scheme is that the output voltage detection module is used for detecting the output voltage value.

[0011] Further improvement of the above scheme is that the battery fullness judgment module is used for monitoring the charging state of the battery.

[0012] Further improvement of the above scheme is that the charging loop module is used for converting alternating current in the power grid into direct current suitable for charging the battery.

[0013] The utility model has the advantages of:

[0014] Compared with the existing circuit protection, the utility model discloses a plurality of small plates are arranged on the circuit board body, realize the modularization of the circuit. Each small plate is independently provided with a protection circuit, which not only simplifies the circuit design, but also makes the function of each protection circuit more explicit, facilitating the debugging and maintenance in the later period. At the same time, the modular design also improves the expansibility of the system, and the number of small plates can be flexibly increased or reduced according to actual needs to meet the circuit protection needs in different application scenarios. Secondly, the connection mode of the circuit control module and the protection circuit adopts the butt joint mode of the pin and the jack. This design not only realizes the stable and reliable electrical connection, but also greatly simplifies the installation process and improves the work efficiency. At the same time, the butt joint mode of the pin and the jack is also convenient for the quick replacement of the small plate on the circuit board body, further improving the maintenance convenience of the system. Furthermore, the system can realize more accurate circuit protection strategy through the centralized management of the protection circuit by the circuit control module. The circuit control module can quickly respond and take corresponding protection measures according to the actual circuit state, effectively avoiding the influence of circuit failure on the overall operation of the system. The embodiment improves the reliability of the system through highly integrated and modular design. The independence between each small plate and the reliable connection of the pin and the jack provide a strong guarantee for the stable operation of the system. Even when a small plate fails, it can be quickly located and replaced, thereby avoiding the risk of system overall paralysis. The small plate and the circuit board body are arranged at ninety degrees, which effectively saves space and is conducive to heat dissipation of the small plate. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure schematic view of the plug-in circuit protection system of the utility model;

[0016] Figure 2 It is Figure 1 It is a structure schematic view of another perspective of the plug-in circuit protection system;

[0017] Figure 3 It is Figure 1 It is a structure schematic view of another perspective of the plug-in circuit protection system;

[0018] Figure 4 It is a circuit schematic view of the control module of the utility model;

[0019] Figure 5 It is a circuit schematic view of the port module of the utility model;

[0020] Figure 6 It is a circuit schematic view of the battery access detection module of the utility model;

[0021] Figure 7 It is a circuit schematic view of the power supply module of the utility model;

[0022] Figure 8 Circuit schematic diagram of output voltage detection module of the utility model;

[0023] Figure 9 Circuit schematic diagram of battery access detection module of the utility model;

[0024] Figure 10 Circuit schematic diagram of charging loop module of the utility model.

[0025] Mark explanation: circuit board body 1, circuit control module 11, jack 12, small plate 2, protection circuit 3, port module 31, battery access detection module 32, power supply module 33, output voltage detection module 34, battery fullness judgment module 35, charging loop module 36. DETAILED DESCRIPTION

[0026] In order to facilitate understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The preferred embodiments of the utility model are shown in the drawings. However, the utility model can be realized in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0027] It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or there can be an intervening element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements can be present.

[0028] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this specification and the appended claims, the singular forms "a", "an" and "the" include plural referents unless the content clearly dictates otherwise. Figures 1-10As shown, an embodiment of the utility model relates to a kind of plug-in circuit protection systems, including circuit board body 1, multiple small plates 2 are provided on the circuit board body 1, protection circuit 3 is provided on the small plate 2, circuit control module 11 is provided on the circuit board body 1, the circuit control module 11 is used to connect protection circuit 3, the one side of the circuit board body 1 is provided with jack 12, the small plate 2 is provided with pin 21, one end of the pin 21 is inserted in jack, to make protection circuit 3 and circuit control module 11 electrically connected.This embodiment is by using the design that multiple small plates 2 are provided on circuit board body 1, realizes the modularization of circuit.Each small plate 2 is independently provided with protection circuit 3, this not only simplifies circuit design, also makes the function of each protection circuit 3 more explicit, is convenient for later debugging and maintenance.At the same time, modular design also improves the expansibility of system, can flexibly increase or reduce small plate 2 quantity according to actual demand, to meet the circuit protection demand under different application scenarios.Secondly, the connection mode of circuit control module 11 and protection circuit 3 uses the docking mode of pin 21 and jack, this design not only realizes the stable and reliable electric connection, also greatly simplifies installation process, improves work efficiency.At the same time, the docking mode of pin 21 and jack is also convenient for the quick replacement of small plate 2 on circuit board body 1, further improves the maintenance convenience of system.Furthermore, the system is managed by circuit control module 11 to protection circuit 3, can realize more accurate circuit protection strategy.Circuit control module 11 can be according to actual circuit state, quickly response and take corresponding protective measures, effectively avoid the influence of circuit failure on the overall operation of system.This embodiment is by highly integrated and modular design, effectively improves the reliability of system.Independence between each small plate 2 and the reliable connection of pin 21 and jack, all provide strong guarantee for the stable operation of system.Even when the failure of certain small plate 2, can be quickly positioned and replaced, to avoid the risk of system overall paralysis.

[0029] Circuit board body 1 is provided with first face and the second face apart from first face, the circuit control module 11 is arranged at first face, and the second face is provided with electronic component.In this embodiment, the layout structure of circuit board is optimized, so that circuit control module 11 and electronic component can be effectively separated, reduce the interference between each other, to improve the stability and reliability of circuit.Secondly, by placing circuit control module 11 on the first face, it is convenient to debug and maintain, improve work efficiency.At the same time, the layout of electronic component on the second face is also more flexible, can be customized according to actual demand, further enhance the adaptability and expansibility of system.In addition, the scheme is also helpful to realize the compact design of circuit board, reduce the overall volume, reduce material cost, meet the requirement of modern electronic equipment to miniaturization, light weight.

[0030] The protection circuit 3 comprises a port module 31, a battery access detection module 32, a power supply module 33, an output voltage detection module 34, a battery fullness judgment module 35, and a charging loop module 36. The plug pin 21 is arranged on the port module 31, and the circuit control module 11 is connected with the battery access detection module 32, the power supply module 33, the output voltage detection module 34, the battery fullness judgment module 35, and the charging loop module 36 through the port module 31. In this embodiment, the design of the port module 31 makes the connection of the plug pin 21 more stable, ensuring the reliability and safety of the circuit connection. The battery access detection module 32 can monitor the access state of the battery in real time, effectively avoiding the occurrence of reverse connection or non-connection of the battery, and protecting the protection circuit 3 from damage. The power supply module 33 stably provides the required voltage, ensuring the normal operation of the entire protection system. The output voltage detection module 34 monitors the output voltage in real time, and once the voltage is abnormal, measures are taken immediately to protect the safety of the protection circuit 3. The battery fullness judgment module 35 accurately judges the charging state of the battery, avoids overcharging, and prolongs the service life of the battery. The charging loop module 36 intelligently adjusts the charging current and voltage according to the state of the battery, realizing an efficient and safe charging process.

[0031] The circuit control module 11 is provided with a control chip for electrically controlling the connection of the battery access detection module 32, the power supply module 33, the output voltage detection module 34, the battery fullness judgment module 35 and the charging loop module 36. The battery access detection module 32 is used for monitoring the key parameters of the battery in real time, including the voltage, current, temperature and internal resistance of the battery. The output voltage detection module 34 is used for detecting the output voltage value. The battery fullness judgment module 35 is used for monitoring the charging state of the battery. The charging loop module 36 is used for converting alternating current in the power grid into direct current suitable for charging the battery. In the embodiment, the control chip serves as a core component, realizes efficient electric control connection of the function modules, and ensures stable operation of the whole system. The battery access detection module 32 effectively improves the safety and reliability of the battery use by monitoring the key parameters of the battery in real time, including the voltage, current, temperature and internal resistance. Accurate monitoring of these parameters enables the system to discover abnormal conditions of the battery in time, so that corresponding measures are taken for protection, and damage of the battery caused by overcharging, over-discharging or overheating is avoided. The output voltage detection module 34 ensures voltage stability in the battery charging process, and further improves the charging efficiency and service life of the battery. The battery fullness judgment module 35 realizes intelligent control of the charging process by monitoring the charging state of the battery. When the battery reaches the full state, the module can automatically cut off the charging loop to prevent overcharging of the battery and protect the long-term performance of the battery. In addition, the charging loop module 36 efficiently converts alternating current in the power grid into direct current suitable for charging the battery, which not only improves the charging efficiency but also reduces energy loss. The conversion process is stable and reliable, and provides strong support for fast charging of the battery.

[0032] Battery access detection: when the battery access is monitored (high level), the charging loop is started to charge. When the battery is reversed: battery access detection, no signal (low level), the charging loop will not be opened. Charging indicator light: signal indicates charging (high level), no signal indicates full or standby (low level). Battery fullness judgment: the charging indicator light from low level-high level-low level indicates that it has been full. Output voltage detection: by detecting the low set value of the voltage, it can be judged whether the output is short-circuited, overcurrent, etc.

[0033] The above embodiments only express several implementation manners of the utility model, and the description is more specific and detailed, but it cannot be understood as a limitation on the patent range of the utility model. It should be noted that for ordinary skilled persons in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, which belong to the protection range of the utility model. Therefore, the protection range of the utility model patent should be subject to the appended claims.

Claims

1. An insert circuit protection system, characterized by: The utility model provides a circuit board body is provided with a plurality of small plates, and the small plate is provided with a protection circuit, and the circuit board body is provided with a circuit control module, and the circuit control module is used for connecting the protection circuit, one side of the circuit board body is provided with a jack, the small plate is provided with a pin, and one end of the pin is inserted in the jack to make the protection circuit and the circuit control module electrically connected, and the small plate and the circuit board body are arranged at ninety degrees.

2. The plug-in circuit protection system of claim 1, wherein: The circuit board body is provided with a first surface and a second surface opposite to the first surface, the circuit control module is arranged on the first surface, and the second surface is provided with electronic elements.

3. The system of claim 1, wherein: The protection circuit includes a port module, a battery access detection module, a power supply module, an output voltage detection module, a battery fullness judgment module and a charging loop module, the pin is arranged on the port module, and the circuit control module is connected with the battery access detection module, the power supply module, the output voltage detection module, the battery fullness judgment module and the charging loop module through the port module.

4. The system of claim 3, wherein: The circuit control module is provided with a control chip, and the control chip is used for electrically controlling the connection of the battery access detection module, the power supply module, the output voltage detection module, the battery fullness judgment module and the charging loop module.

5. The system for protecting an insert circuit according to claim 3, characterized in that: The battery access detection module is used for monitoring the key parameters of the battery in real time, and the monitoring includes the voltage, current, temperature and internal resistance of the battery.

6. The system for protecting an insert circuit according to claim 3, characterized in that: The output voltage detection module is used for detecting the output voltage value.

7. The system for protecting an insert circuit according to claim 3, characterized in that: The battery fullness judgment module is used for monitoring the charging state of the battery.

8. The system for protecting an insert circuit according to claim 3, characterized in that: The charging loop module is used for converting alternating current in the power grid into direct current suitable for charging the battery.

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