WO2018072344A1 - 一种对拉的拉头报警器 - Google Patents

一种对拉的拉头报警器 Download PDF

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Publication number
WO2018072344A1
WO2018072344A1 PCT/CN2017/070183 CN2017070183W WO2018072344A1 WO 2018072344 A1 WO2018072344 A1 WO 2018072344A1 CN 2017070183 W CN2017070183 W CN 2017070183W WO 2018072344 A1 WO2018072344 A1 WO 2018072344A1
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WIPO (PCT)
Prior art keywords
resistor
slider
main controller
buzzer
battery
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PCT/CN2017/070183
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English (en)
French (fr)
Inventor
林国勇
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深圳市宝隆拉链有限公司
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Publication of WO2018072344A1 publication Critical patent/WO2018072344A1/zh

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    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B19/00—Slide fasteners
    • A44B19/24—Details
    • A44B19/26—Sliders
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
    • A45C13/00—Details; Accessories
    • A45C13/18—Devices to prevent theft or loss of purses, luggage or hand carried bags
    • A45C13/24—Devices for sound-producing, piercing, gas-discharging, or the like

Definitions

  • the utility model relates to an anti-theft technology of a zipper, in particular to a slider alarm device with an anti-theft position at any position of a double-pull head.
  • the technology on the zipper of the luggage zipper on the market is mainly a mechanical linkage method or a reed switch detection, or a light detection method.
  • These methods have a problem that the mechanical structure is complicated to install, the performance is unstable, the false alarm rate is extremely high, the power consumption is large, and the service life is short due to the mechanical method. And in the course of product use. From the external drop, the collision is extremely easy to damage it, and the way of alarm can not be effectively guaranteed.
  • the prior art there is a disclosure of the related single zipper alarm, but the single zipper structure has difficulty in installation, easy damage, and service life. Short, the slider position is fixed and so on.
  • the utility model provides a pull-tab brake device, which is respectively equipped with a matching magnet and a magnetoresistive sensor in the double-pull head of the pull-up, which is convenient to install and can be placed at any position of the zipper teeth.
  • the anti-theft function is realized, and the position of the slider alarm is flexible.
  • a pull-tab brake for a pull bag which is applied to a luggage bag, comprising a zipper body composed of a zipper tooth and a zipper head, the zipper body being sewn on the luggage, wherein the zipper head comprises a back opening and closing a first slider and a second slider, wherein a magnet is mounted in the first slider, and a magnetoresistive sensor that cooperates with the magnet is mounted in the second slider, the second slider Further installed with a main controller, a buzzer unit, and a power supply unit, Wherein, the output end of the magnetoresistive sensor is connected to the buzzer unit through a main controller, and the power supply unit supplies power to the magnetoresistive sensor, the main controller and the buzzer unit.
  • a lower portion of the first slider is disposed with a first receiving cavity, and the magnet is installed in the first receiving cavity.
  • a second accommodating cavity is disposed in a lower portion of the second slider, and the magnetoresistive sensor, the main controller, the buzzer unit, and the power unit are all mounted in the second accommodating cavity.
  • the main controller is a PIC16F1503 type single chip microcomputer.
  • the power supply unit includes a lithium rechargeable battery, a charge management circuit for charging the lithium rechargeable battery, and a power management circuit for detecting the lithium rechargeable battery power.
  • the charging management circuit includes a Micro USB interface, a resistor R8, a resistor R6, a capacitor C9, a diode D2, a resistor R7, a resistor R5, a capacitor C6, and a battery protection chip U5.
  • the battery protection chip U5 is an XB5353A, and the Micro USB interface Plugged into an external power adapter, the power output end of the Micro USB interface is sequentially connected to the positive pole of the rechargeable lithium battery through a diode D2 and a resistor R7, and one end of the capacitor C9 is connected to the positive pole of the diode D2 and the power supply of the Micro USB interface.
  • the resistor R8 and the resistor R6 are connected in series, one end is grounded, the other end is connected between the anode of the diode D2 and the power output end of the Micro USB interface, and the charging detection terminal DET_CHG of the main controller is connected to Between the resistor R8 and the resistor R6, the power input end of the battery protection chip U5 is connected to the positive pole of the lithium rechargeable battery through the resistor R5, the ground end of the battery protection chip U5 is connected to the negative pole of the lithium rechargeable battery, and the two ends of the capacitor C6 are respectively connected The power input terminal and the ground terminal of the battery protection chip U5.
  • the power management circuit includes a resistor R4, a resistor R1, a resistor R10, and an indicator LED1.
  • the anode of the lithium battery is grounded through a resistor R4 and a resistor R1, and the anode of the lithium battery is sequentially led by an LED1 and a resistor. After R10, it is connected to the indication signal output LED of the main controller, and the battery voltage sampling end DET_BAT of the main controller is connected between the resistor R4 and the resistor R1.
  • the magnetoresistive sensor is a TMR1302 type sensor U2, the power input end of the TMR1302 type sensor U2 is connected to the positive pole of the lithium rechargeable battery, and the output end of the TMR1302 type sensor U2 is connected to the Hall signal collecting end HOLZER of the main controller.
  • the buzzer unit includes a buzzer and a buzzer driving circuit, and the buzzer driving circuit includes a resistor R2, a resistor R3, and a triode Q1, and the buzzer is a HYG7525A type buzzer, the buzzer
  • the power input end of the device is connected to the positive pole of the rechargeable lithium battery, the signal input end of the buzzer is connected to the collector of the transistor Q1, and the base of the transistor Q1 is connected to the alarm signal output terminal BUZZER of the main controller through the resistor R2.
  • the two ends of the resistor R3 are respectively connected to the base and the emitter of the transistor Q1, and the emitter of the transistor Q1 is grounded.
  • a reset circuit is connected to the main controller, and a power input end of the main controller is connected to a positive pole of the rechargeable battery.
  • the reset circuit includes a MOS transistor Q2, a capacitor C1 and a resistor R9, wherein the MOS transistor Q2 The source and the drain are respectively connected to the power input end of the main controller and the positive pole of the lithium rechargeable battery, and the gate of the MOS transistor Q2 is connected to an external reset signal through the capacitor C1, and one end of the resistor R9 is connected to the MOS transistor Q2. Between the gate and capacitor C1, the other end is grounded.
  • This new type of built-in slider alarm is built into two pull-back pullers, two pull
  • the lower part of the head is embedded with a cavity, one of which is embedded with a magnetic medium (magnet), and the other is embedded with an alarm system (magnetoresistive sensor, buzzer, etc.).
  • This method embodies the advantage that the slider can alarm at any position on the entire zipper tooth.
  • the signal detection uses a tunnel type magnetoresistive element (magnetoresistive sensor) with a frequency of up to 1 Khz and a high magnetic induction intensity and a power consumption of only 1 uA as a signal detecting device.
  • With the ultra-low power MCU (main controller) to achieve detection, alarm, pull open prompts as one.
  • the two sliders are mounted on the zipper in the same way as before, without any modifications. No changes to the slider are visible on the surface of the entire zipper, and the appearance and use are advanced to an advanced level.
  • This new type is powered by a lithium-ion rechargeable battery.
  • the rechargeable lithium battery and charging port can be integrated to ensure the recyclability of the product.
  • the charging method adopts the standard Micro USB interface mode, and does not require an additional customized special charging cable, which increases the practicability of the product and the convenience of the user.
  • the working principle of the utility model is that when the slider for mounting the magnet and the slider for mounting the detecting device are put together, it is detected that the zipper is not pulled apart.
  • the detecting component magnetoresistive sensor
  • the main controller sends a Hall signal to the main controller, and after the main controller receives the signal, the buzzer alarm is activated to prompt the user to the zipper.
  • the double pull head alarm can be detected at any position of the entire zipper without a fixed way, greatly improving the convenience and flexibility of the double zipper, and maximizing the safety of the user's property.
  • Figure 1 is a schematic view showing the installation of the pull head alarm of the utility model
  • Figure 2 is a schematic structural view of the first slider of Figure 1;
  • Figure 3 is a schematic structural view of the second slider of Figure 1;
  • Figure 4 is a circuit block diagram of the pulling head alarm of the utility model
  • Figure 5 is a schematic circuit diagram of the main controller
  • Figure 6 is a circuit schematic diagram of a magnetoresistive sensor
  • FIG. 7 is a circuit schematic diagram of a charge management circuit
  • Figure 8 is a circuit schematic diagram of a power management circuit
  • Figure 9 is a circuit schematic of the buzzer unit.
  • the luggage bag 1 includes, but is not limited to, a shoulder bag, a shoulder bag, a crossbody bag, and a suitcase.
  • the slider alarm includes a zipper body composed of a zipper tooth 4 and a zipper head, and the zipper body is sewn on the luggage bag 1, wherein the zipper head includes a first slider 2 and a second slider 3 that are open and closed.
  • the so-called back-to-back opening means that the zipper teeth 4 are closed when the two are close to each other.
  • the sprocket 4 is open.
  • a magnet 21 is mounted in the first slider 2, and a magnetoresistive (TMR) sensor 31 is mounted in the second slider 3, and a main controller 32 and a bee are mounted in the second slider 3.
  • a sounding unit and a power supply unit wherein an output end of the magnetoresistive sensor 31 is connected to the buzzer unit through the main controller 32, and the power supply unit supplies power to the magnetoresistive sensor 31, the main controller 32, and the buzzer unit.
  • a lower portion of the first slider 2 is disposed with a first receiving cavity (ie, a recess), and the magnet 21 is mounted in the first receiving cavity.
  • the lower portion of the second slider 3 is provided with a second accommodating cavity (which may be composed of one or more grooves), and the magnetoresistive sensor 31, the main controller 32, the buzzer unit and the power supply unit are mounted thereon.
  • the second accommodating chamber is a first accommodating cavity (ie, a recess), and the magnet 21 is mounted in the first receiving cavity.
  • the lower portion of the second slider 3 is provided with a second accommodating cavity (which may be composed of one or more grooves), and the magnetoresistive sensor 31, the main controller 32, the buzzer unit and the power supply unit are mounted thereon.
  • the second accommodating chamber is disposed with a first receiving cavity (ie, a recess), and the magnet 21 is mounted in the first receiving cavity.
  • the lower portion of the second slider 3 is provided with a second accommodating cavity (which may be composed of one or more grooves
  • the power supply unit includes a lithium rechargeable battery 34, a charge management circuit 33 for charging the rechargeable lithium battery 34, and a power management circuit 37 for detecting the amount of charge of the rechargeable battery 34.
  • the buzzer unit includes a buzzer. The drive circuit 35 and the buzzer 36, the main controller 32 controls the operation of the buzzer 36 via the buzzer drive circuit 35.
  • the main controller 32 is a PIC16F1503 type single chip microcomputer.
  • a reset circuit is connected to the main controller 32, and a power input end (16th pin) of the main controller 32 is connected to the positive pole of the rechargeable lithium battery 34.
  • the reset circuit includes a MOS transistor Q2, a capacitor C1 and a resistor R9, wherein the MOS transistor The source and the drain of Q2 are respectively connected to the power input terminal of the main controller 32 and the positive electrode of the lithium rechargeable battery 34, and the gate of the MOS transistor Q2 is powered.
  • the capacitor C1 is connected to an external reset signal, and one end of the resistor R9 is connected between the gate of the MOS transistor Q2 and the capacitor C1, and the other end is grounded.
  • the magnetoresistive sensor 31 is a TMR1302 type sensor U2, the power input end of the TMR1302 type sensor U2 is connected to the positive pole of the lithium rechargeable battery 34, and the output end of the TMR1302 type sensor U2 is connected to the Hall of the main controller 32.
  • the charging management circuit 33 includes a Micro USB interface 38, a resistor R8, a resistor R6, a capacitor C9, a diode D2, a resistor R7, a resistor R5, a capacitor C6, and a battery protection chip U5.
  • the battery protection chip U5 is an XB5353A.
  • the Micro USB interface 38 is located in the second accommodating cavity and is located in the inner wall of the second slider 3; the Micro USB interface 38 is plugged into an external power adapter, and the power output of the Micro USB interface is sequentially connected through the diode D2 and the resistor R7.
  • the positive pole of the rechargeable lithium battery 34, one end of the capacitor C9 is connected between the anode of the diode D2 and the power output end of the Micro USB interface, the other end is grounded, the resistor R8 and the resistor R6 are connected in series, one end is grounded, and the other end is connected to the anode of the diode D2.
  • the charge detection terminal DET_CHG (the first pin) of the main controller 32 is connected between the resistor R8 and the resistor R6, and the power input terminal of the battery protection chip U5 is connected to the resistor R5 through the resistor R5.
  • the positive pole of the rechargeable lithium battery 34, the ground end of the battery protection chip U5 is connected to the negative pole of the rechargeable lithium battery 34, and the two ends of the capacitor C6 are respectively connected to the battery protection chip U5. Source input terminal and a ground terminal.
  • the power management circuit 37 includes a resistor R4, a resistor R1, a resistor R10, and an indicator LED1.
  • the anode of the rechargeable lithium battery 34 is sequentially passed through a resistor. After R4 and resistor R1 are grounded, the positive pole of the rechargeable battery 34 is connected to the indicator output LED (second pin) of the main controller 32 via the indicator LED1 and the resistor R10, and the battery voltage sampling end of the main controller 32.
  • DET_BAT (6th pin) is connected between resistor R4 and resistor R1.
  • the battery voltage sampling terminal DET_BAT of the main controller 32 samples the voltage of the lithium rechargeable battery 34.
  • the indicator output terminal LED of the main controller 32 is turned on each time the bag is opened (the second tube)
  • the foot) outputs a control signal to the indicator LED1, so that the indicator LED1 outputs a corresponding signal (for example, a red flashing) to remind the user to charge, and the user charges the main controller 32 after connecting the Micro USB interface 38 to the power adapter.
  • the detecting terminal DET_CHG monitors the charging process in real time and outputs a control signal to the indicator LED1 through the indicator signal output terminal LED of the main controller 32, so that the indicator LED1 outputs a corresponding signal (for example, green flashing) to remind the user that charging is being performed, and at the same time, the main
  • the battery voltage sampling terminal DET_BAT of the controller 32 samples the voltage of the lithium rechargeable battery 34 in real time. When the voltage reaches a certain value, a control signal is output to the indicator LED1 to remind the user that the battery is full.
  • the buzzer driving circuit 35 includes a resistor R2, a resistor R3, and a transistor Q1.
  • the buzzer 36 is a HYG7525A type buzzer, and the power input end of the buzzer 36 is connected to the anode of the lithium rechargeable battery 34.
  • the signal input end of the buzzer 36 is connected to the collector of the transistor Q1, the base of the transistor Q1 is connected to the alarm signal output terminal BUZZER of the main controller 32 through the resistor R2, and the two ends of the resistor R3 are respectively connected to the base of the transistor Q1. With the emitter, the emitter of transistor Q1 is grounded.

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Abstract

一种对拉的拉头报警器，其应用于箱包（1）上，其包括由拉链齿（4）和拉链头配合组成的拉链本体，该拉链本体缝制在箱包（1）上，其中，拉链头包括背向开合的第一拉头（2）和第二拉头（3），在第一拉头（2）中安装有磁铁（21），在第二拉头（3）中安装有与磁铁（21）相配合的磁电阻传感器（31），第二拉头（3）中进一步安装有主控制器（32）、蜂鸣器单元以及电源单元，其中，磁电阻传感器（31）的输出端通过主控制器（32）与蜂鸣器单元连接，电源单元为磁电阻传感器（31）、主控制器（32）和蜂鸣器单元供电。通过在对拉的双拉头中分别安装相配合的磁铁（21）和磁电阻传感器（31），安装方便，可在拉链齿（4）的任意位置实现防盗功能，拉头报警位置灵活。

Description

一种对拉的拉头报警器 技术领域
本实用新型涉及一种拉链的防盗技术，尤其涉及到一种双拉头任意位置防盗的拉头报警器。
背景技术
目前市面上的关于箱包拉链防盗的技术主要是采用机械连动的方式或者是干簧管检测，或者是光检测的方式。这些方式存在着一个机械结构安装复杂，性能不稳定，误报率极高，功耗大并且由于机械的方式使用寿命短的问题。而且在产品使用过程中。来自外部的跌落，碰撞都极为容易将其损坏，报警的方式就无法得到有效的保障，现有技术中有相关单拉链报警的公开，但是这种单拉链结构存在安装困难，容易损坏，使用寿命短，拉头报警位置固定等问题。
实用新型内容
为了解决上述技术问题，本实用新型提供一种对拉的拉头报警器，其在对拉的双拉头中分别安装相配合的磁铁和磁电阻传感器，安装方便，可在拉链齿的任意位置实现防盗功能，拉头报警位置灵活。
为解决上述问题，本实用新型采取的技术方案是：
一种对拉的拉头报警器，其应用于箱包上，其包括由拉链齿和拉链头配合组成的拉链本体，该拉链本体缝制在箱包上，其中，所述拉链头包括背向开合的第一拉头和第二拉头，在所述第一拉头中安装有磁铁，在所述第二拉头中安装有与所述磁铁相配合的磁电阻传感器，所述第二拉头中进一步安装有主控制器、蜂鸣器单元以及电源单元， 其中，所述磁电阻传感器的输出端通过主控制器与蜂鸣器单元连接，所述电源单元为磁电阻传感器、主控制器和蜂鸣器单元供电。
所述第一拉头的下部设置一第一容置腔，所述磁铁安装于该第一容置腔中。
所述第二拉头的下部设置一第二容置腔，所述磁电阻传感器、主控制器、蜂鸣器单元和电源单元均安装于该第二容置腔中。
所述主控制器为PIC16F1503型单片机。
所述电源单元包括锂电充电电池、为所述锂电充电电池充电的充电管理电路、以及对所述锂电充电电池电量进行检测的电源管理电路。
所述充电管理电路包括Micro USB接口、电阻R8、电阻R6、电容C9、二极管D2、电阻R7、电阻R5、电容C6以及电池保护芯片U5，所述电池保护芯片U5为XB5353A，所述Micro USB接口与外部的电源适配器插接，所述Micro USB接口的电源输出端依次通过二极管D2和电阻R7连接至锂电充电电池的正极，所述电容C9的一端连接于二极管D2的正极和Micro USB接口的电源输出端之间，另一端接地，所述电阻R8和电阻R6串联后一端接地，另一端连接于二极管D2的正极和Micro USB接口的电源输出端之间，主控制器的充电检测端DET_CHG连接至该电阻R8和电阻R6之间，电池保护芯片U5的电源输入端通过电阻R5连接于锂电充电电池的正极，电池保护芯片U5的接地端连接至锂电充电电池的负极，电容C6的两端分别连接于电池保护芯片U5的电源输入端和接地端。
所述电源管理电路包括电阻R4、电阻R1、电阻R10和指示灯LED1，其中，所述锂电充电电池的正极依次经电阻R4和电阻R1后接地，锂电充电电池的正极依次经指示灯LED1和电阻R10后连接至主控制器的指示信号输出端LED，主控制器的电池电压采样端DET_BAT连接于电阻R4和电阻R1之间。
所述磁电阻传感器为TMR1302型传感器U2，所述TMR1302型传感器U2的电源输入端连接至锂电充电电池的正极，TMR1302型传感器U2的输出端连接至主控制器的霍尔信号采集端HOLZER。
所述蜂鸣器单元包括蜂鸣器和蜂鸣器驱动电路，所述蜂鸣器驱动电路包括电阻R2、电阻R3、三极管Q1，所述蜂鸣器为HYG7525A型蜂鸣器，所述蜂鸣器的电源输入端连接于锂电充电电池的正极，所述蜂鸣器的信号输入端连接于三极管Q1的集电极，三极管Q1的基极通过电阻R2连接于主控制器的报警信号输出端BUZZER，电阻R3两端分别连接至三极管Q1的基极和发射极，三极管Q1的发射极接地。
所述主控制器上连接一复位电路，所述主控制器的电源输入端连接至锂电充电电池的正极，所述复位电路包括MOS管Q2、电容C1和电阻R9，其中，所述MOS管Q2的源极和漏极分别连接于主控制器的电源输入端和锂电充电电池的正极，MOS管Q2的栅极通过电容C1连接至一外部的复位信号，电阻R9的一端连接于MOS管Q2的栅极和电容C1之间，另一端接地。
本使用新型将拉头报警器内置到两个背向对拉的拉头中，两个拉 头的下部都采用内嵌容置腔的方式，其中一个拉头内嵌磁性介质(磁铁)，另一个拉头内嵌报警系统(磁电阻传感器、蜂鸣器等)。此种方式就体现了拉头在整个拉链齿上任意位置都可以报警的优点。信号检测采用频率可以达到1Khz以上、磁感应强度高、功耗只有1uA的隧道式磁阻元件(磁电阻传感器)作为信号检测器件。配合超低功耗的MCU(主控制器)实现检测、报警、拉开提示为一体。两个拉头的在拉链上的安装方式和之前的一致，无需做任何的改动。在整个拉链的表面看不到任何拉头的改动，在外观和使用方式上都达到先进的水平。
本使用新型采用锂电充电电池供电，在极限的体积下将可以将充电的锂电池和充电口合在一体，保证的产品的可循环性。充电的方式采用标准的Micro USB的接口方式，不需要额外的定制特有的充电线，增加了产品的实用性和用户使用的便捷性。
本实用新型的工作原理是通过安装磁铁的拉头和安装检测装置的拉头合在一起时，检测到拉链没有被拉开。当两个拉头拉开超过检测器件的检测的距离时，检测元件(磁电阻传感器)发送霍尔信号到主控制器，主控制器收到信号之后启动蜂鸣器报警，以提示用户此拉链已经被拉开，请做好安全检查，大大的提高了用户的安全指数。并且双拉头报警的方式可以在整个拉链的任何位置，不需要固定的方式进行检测，大大的提高了双拉链的便捷性和灵活性，最大限度保证用户的财产安全。
附图说明
图1为本实用新型对拉的拉头报警器的安装示意图；
图2为图1中第一拉头的结构示意图；
图3为图1中第二拉头的结构示意图；
图4为本实用新型对拉的拉头报警器的电路原理框图；
图5为主控制器的电路原理图；
图6为磁电阻传感器的电路原理图；
图7为充电管理电路的电路原理图；
图8为电源管理电路的电路原理图；
图9为蜂鸣器单元的电路原理图。
附图标记：1、箱包；2、第一拉头；21、磁铁；3、第二拉头；31、磁电阻传感器；32、主控制器；33、充电管理电路；34、锂电充电电池；35、蜂鸣器驱动电路；36、蜂鸣器；37、电源管理电路；38、Micro USB接口；4、拉链齿。
具体实施方式
下面，结合附图以及具体实施方式，对本实用新型的对拉的拉头报警器做进一步描述，以便于更清楚的理解本实用新型所要求保护的技术思想。
请参照图1-3所示，一种对拉的拉头报警器，其应用于箱包1上，箱包1包括但不局限于双肩包、单肩包、斜挎包、旅行箱。拉头报警器包括由拉链齿4和拉链头配合组成的拉链本体，该拉链本体缝制在箱包1上，其中，拉链头包括背向开合的第一拉头2和第二拉头3，所谓的背向开合，是指二者靠近时，拉链齿4闭合，二者远离时，拉 链齿4打开。在第一拉头2中安装有磁铁21，在第二拉头3中安装有与磁铁21相配合的磁电阻(TMR)传感器31，第二拉头3中还安装有主控制器32、蜂鸣器单元以及电源单元，其中，磁电阻传感器31的输出端通过主控制器32与蜂鸣器单元连接，电源单元为磁电阻传感器31、主控制器32和蜂鸣器单元供电，当磁电阻传感器31与磁铁21位于安全距离(磁电阻传感器31可以检测到磁铁21的磁性信号)时，磁电阻传感器31输出高电平，主控制器32处于待机状态，蜂鸣器单元不报警，而反之，磁电阻传感器31输出低电平，唤醒主控制器32，主控制器32控制蜂鸣器单元报警，从而达到防盗目的。
具体的，第一拉头2的下部设置一第一容置腔(即一凹槽)，磁铁21安装于该第一容置腔中。同样的，第二拉头3的下部设置一第二容置腔(可以是一个或多个凹槽组成)，磁电阻传感器31、主控制器32、蜂鸣器单元和电源单元均安装于该第二容置腔中。
请参照图4所示，电源单元包括锂电充电电池34、为锂电充电电池34充电的充电管理电路33、以及对锂电充电电池34电量进行检测的电源管理电路37，蜂鸣器单元包括蜂鸣器驱动电路35和蜂鸣器36，主控制器32通过蜂鸣器驱动电路35控制蜂鸣器36的工作。
请参照图5所示，主控制器32为PIC16F1503型单片机。主控制器32上连接一复位电路，主控制器32的电源输入端(第16管脚)连接至锂电充电电池34的正极，复位电路包括MOS管Q2、电容C1和电阻R9，其中，MOS管Q2的源极和漏极分别连接于主控制器32的电源输入端和锂电充电电池34的正极，MOS管Q2的栅极通过电 容C1连接至一外部的复位信号，电阻R9的一端连接于MOS管Q2的栅极和电容C1之间，另一端接地。
请参照图6所示，磁电阻传感器31为TMR1302型传感器U2，TMR1302型传感器U2的电源输入端连接至锂电充电电池34的正极，TMR1302型传感器U2的输出端连接至主控制器32的霍尔信号采集端HOLZER(第10管脚)。
请参照图7所示，充电管理电路33包括Micro USB接口38、电阻R8、电阻R6、电容C9、二极管D2、电阻R7、电阻R5、电容C6以及电池保护芯片U5，电池保护芯片U5为XB5353A，Micro USB接口38位于第二容置腔中且位于第二拉头3的内壁中；Micro USB接口38与外部的电源适配器插接，Micro USB接口的电源输出端依次通过二极管D2和电阻R7连接至锂电充电电池34的正极，电容C9的一端连接于二极管D2的正极和Micro USB接口的电源输出端之间，另一端接地，电阻R8和电阻R6串联后一端接地，另一端连接于二极管D2的正极和Micro USB接口的电源输出端之间，主控制器32的充电检测端DET_CHG(第1管脚)连接至该电阻R8和电阻R6之间，电池保护芯片U5的电源输入端通过电阻R5连接于锂电充电电池34的正极，电池保护芯片U5的接地端连接至锂电充电电池34的负极，电容C6的两端分别连接于电池保护芯片U5的电源输入端和接地端。
请参照图8所示，电源管理电路37包括电阻R4、电阻R1、电阻R10和指示灯LED1，其中，锂电充电电池34的正极依次经电阻 R4和电阻R1后接地，锂电充电电池34的正极依次经指示灯LED1和电阻R10后连接至主控制器32的指示信号输出端LED(第2管脚)，主控制器32的电池电压采样端DET_BAT(第6管脚)连接于电阻R4和电阻R1之间。
主控制器32的电池电压采样端DET_BAT对锂电充电电池34的电压进行采样，当电压小于一定值时，则在箱包每次打开时，通过主控制器32的指示信号输出端LED(第2管脚)向指示灯LED1输出控制信号，使指示灯LED1输出相应的信号(例如红色闪烁)，提醒使用者充电，而使用者在将Micro USB接口38与电源适配器连接后，主控制器32的充电检测端DET_CHG实时监测充电过程并通过主控制器32的指示信号输出端LED向指示灯LED1输出控制信号，使指示灯LED1输出相应的信号(例如绿色闪烁)，提醒使用者正在充电，同时，主控制器32的电池电压采样端DET_BAT对锂电充电电池34的电压进行实时采样，当电压达到一定值时，则再向指示灯LED1输出控制信号，提醒使用者电池已充满。
请参照图9所示，蜂鸣器驱动电路35包括电阻R2、电阻R3、三极管Q1，蜂鸣器36为HYG7525A型蜂鸣器，蜂鸣器36的电源输入端连接于锂电充电电池34的正极，蜂鸣器36的信号输入端连接于三极管Q1的集电极，三极管Q1的基极通过电阻R2连接于主控制器32的报警信号输出端BUZZER，电阻R3两端分别连接至三极管Q1的基极和发射极，三极管Q1的发射极接地。
对于本领域的技术人员来说，可根据以上描述的技术方案以及构 思，做出其它各种相应的改变以及变形，而所有的这些改变以及变形都应该属于本实用新型权利要求的保护范围之内。

Claims (10)

  1. 一种对拉的拉头报警器，其应用于箱包上，其特征在于，其包括由拉链齿(4)和拉链头配合组成的拉链本体，该拉链本体缝制在箱包(1)上，其中，所述拉链头包括背向开合的第一拉头(2)和第二拉头(3)，在所述第一拉头(2)中安装有磁铁(21)，在所述第二拉头(3)中安装有与所述磁铁(21)相配合的磁电阻传感器(31)，所述第二拉头(3)中进一步安装有主控制器(32)、蜂鸣器单元以及电源单元，其中，所述磁电阻传感器(31)的输出端通过主控制器(32)与蜂鸣器单元连接，所述电源单元为磁电阻传感器(31)、主控制器(32)和蜂鸣器单元供电。
  2. 如权利要求1所述的对拉的拉头报警器，其特征在于，所述第一拉头(2)的下部设置一第一容置腔，所述磁铁(21)安装于该第一容置腔中。
  3. 如权利要求1或2所述的对拉的拉头报警器，其特征在于，所述第二拉头(3)的下部设置一第二容置腔，所述磁电阻传感器(31)、主控制器(32)、蜂鸣器单元和电源单元均安装于该第二容置腔中。
  4. 如权利要求1所述的对拉的拉头报警器，其特征在于，所述主控制器(32)为PIC16F1503型单片机。
  5. 如权利要求4所述的对拉的拉头报警器，其特征在于，所述电源单元包括锂电充电电池(34)、为所述锂电充电电池(34)充电的充电管理电路(33)、以及对所述锂电充电电池(34)电量进行检测的电源管理电路(37)。
  6. 如权利要求5所述的对拉的拉头报警器，其特征在于，所述充 电管理电路(33)包括Micro USB接口、电阻R8、电阻R6、电容C9、二极管D2、电阻R7、电阻R5、电容C6以及电池保护芯片U5，所述电池保护芯片U5为XB5353A，所述Micro USB接口与外部的电源适配器插接，所述Micro USB接口的电源输出端依次通过二极管D2和电阻R7连接至锂电充电电池(34)的正极，所述电容C9的一端连接于二极管D2的正极和Micro USB接口的电源输出端之间，另一端接地，所述电阻R8和电阻R6串联后一端接地，另一端连接于二极管D2的正极和Micro USB接口的电源输出端之间，主控制器(32)的充电检测端DET_CHG连接至该电阻R8和电阻R6之间，电池保护芯片U5的电源输入端通过电阻R5连接于锂电充电电池(34)的正极，电池保护芯片U5的接地端连接至锂电充电电池(34)的负极，电容C6的两端分别连接于电池保护芯片U5的电源输入端和接地端。
  7. 如权利要求5所述的对拉的拉头报警器，其特征在于，所述电源管理电路(37)包括电阻R4、电阻R1、电阻R10和指示灯LED1，其中，所述锂电充电电池(34)的正极依次经电阻R4和电阻R1后接地，锂电充电电池(34)的正极依次经指示灯LED1和电阻R10后连接至主控制器(32)的指示信号输出端LED，主控制器(32)的电池电压采样端DET_BAT连接于电阻R4和电阻R1之间。
  8. 如权利要求5所述的对拉的拉头报警器，其特征在于，所述磁电阻传感器(31)为TMR1302型传感器U2，所述TMR1302型传感器U2的电源输入端连接至锂电充电电池(34)的正极，TMR1302 型传感器U2的输出端连接至主控制器(32)的霍尔信号采集端HOLZER。
  9. 如权利要求5所述的对拉的拉头报警器，其特征在于，所述蜂鸣器单元包括蜂鸣器(36)和蜂鸣器驱动电路(35)，所述蜂鸣器驱动电路(35)包括电阻R2、电阻R3、三极管Q1，所述蜂鸣器(36)为HYG7525A型蜂鸣器，所述蜂鸣器(36)的电源输入端连接于锂电充电电池(34)的正极，所述蜂鸣器(36)的信号输入端连接于三极管Q1的集电极，三极管Q1的基极通过电阻R2连接于主控制器(32)的报警信号输出端BUZZER，电阻R3两端分别连接至三极管Q1的基极和发射极，三极管Q1的发射极接地。
  10. 如权利要求5所述的对拉的拉头报警器，其特征在于，所述主控制器(32)上连接一复位电路，所述主控制器(32)的电源输入端连接至锂电充电电池(34)的正极，所述复位电路包括MOS管Q2、电容C1和电阻R9，其中，所述MOS管Q2的源极和漏极分别连接于主控制器(32)的电源输入端和锂电充电电池(34)的正极，MOS管Q2的栅极通过电容C1连接至一外部的复位信号，电阻R9的一端连接于MOS管Q2的栅极和电容C1之间，另一端接地。
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