A counterfeit-proof cartridge device with forward and reverse insertion functions

Abstract

The application discloses a kind of anti-fake cartridge devices with positive and negative insertion function, the first contact electronic switch S0 of main control chip is electrically connected, electronic switch S0 is electrically connected with pull-up resistor R1, pull-up resistor R1 is electrically connected with electronic switch S1, the VCC pin of main control chip and the anode of battery, the cathode of battery is electrically connected with main control chip and electronic switch S2 and forms third contact, main control chip is electrically connected with electronic switch S1, main control chip is electrically connected with electronic switch S2, electronic switch S1 and electronic switch S2 electrically connected and form second contact;The first contact of anti-fake main control chip can be electrically connected with the first contact of main control chip or the third contact of main control chip, the third contact of anti-fake main control chip can be electrically connected with the third contact of main control chip or the first contact of main control chip, the second contact of anti-fake main control chip can be electrically connected with the second contact of main control chip.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electronic cigarettes, in particular to a counterfeit-proof cartridge device with forward and reverse insertion functions. BACKGROUND

[0002] In the electronic cigarette cartridge device, the heating wire heating and the safety certification function are indispensable. Since the current of the heating wire working in the heating channel is as high as 1A, and the cartridge as a consumable cannot add more power devices to solve the influence of the large current on the anti-counterfeit chip in the certification path, most of the cartridges on the market currently adopt a three-contact mode that separates the communication certification interface and the heating wire atomization interface. The three-contact mode can effectively avoid the influence of the large current on the anti-counterfeit chip function during atomization, greatly simplifying the power supply scheme of the main control unit and the cartridge, but cannot effectively realize the forward and reverse insertion functions of the cartridge, and a new type of electronic cigarette needs to be designed to solve the above technical problems.

[0003] Therefore, it is necessary to provide a new counterfeit-proof cartridge device with forward and reverse insertion functions to overcome the above defects. SUMMARY

[0004] The present application aims to provide a counterfeit-proof cartridge device with forward and reverse insertion functions, which has forward and reverse insertion functions and can effectively avoid the influence of large current on the anti-counterfeit main control chip function.

[0005] In order to achieve the above-mentioned purpose, the present application provides a counterfeit-proof cartridge device with forward and reverse insertion functions, comprising: a smoke rod main control unit, the smoke rod main control unit comprises a main control chip, an upper pull resistor R1, an electronic switch S0, an electronic switch S1, an electronic switch S2 and a battery, the first contact on the GPIO1 interface of the main control chip is electrically connected with the electronic switch S0, the electronic switch S0 is electrically connected with the upper pull resistor R1, the upper pull resistor R1 is electrically connected with the electronic switch S1, the VCC pin of the main control chip and the positive electrode of the battery, the negative electrode of the battery is electrically connected with the GND pin of the main control chip and the electronic switch S2 to form the third contact, the GPIO2 interface of the main control chip is electrically connected with the electronic switch S1, the GPIO3 interface of the main control chip is electrically connected with the electronic switch S2, and the electronic switch S1 and the electronic switch S2 are electrically connected to form the second contact;

[0006] A cartridge anti-counterfeit control unit, the cartridge anti-counterfeit control unit comprises an anti-counterfeit main control chip and a heating wire, the first contact of the anti-counterfeit main control chip can be electrically connected with the first contact of the main control chip or the third contact of the main control chip, the third contact of the anti-counterfeit main control chip can be electrically connected with the third contact of the main control chip or the first contact of the main control chip, and the second contact of the anti-counterfeit main control chip can be electrically connected with the second contact of the main control chip.

[0007] Preferably, the electronic switch S0, the electronic switch S1 and the electronic switch S2 are MOS tubes, the gate of the electronic switch S0 is electrically connected with the GPIO1 interface of the master control chip, the source of the electronic switch S0 is electrically connected with the positive pole of the battery, the source of the electronic switch S1 and the upper pull resistor R1, the drain of the electronic switch S0 forms a first contact point, the gate of the electronic switch S1 is electrically connected with the GPIO2 interface of the master control chip, the drain of the electronic switch S1 is electrically connected with the source of the electronic switch S2 to form a second contact point, the gate of the electronic switch S2 is electrically connected with the GPIO3 interface of the master control chip, the drain of the electronic switch S2 is electrically connected with the GND pin of the master control chip and the negative pole of the battery to form a third contact point.

[0008] Compared with the prior art, the beneficial effects are that the heating wire atomization interface is arranged at the second contact point of the anti-fake master control chip or the second contact point of the GPIO2 interface of the master control chip, so that the position of the heating wire atomization interface remains unchanged during the process of normal insertion and reverse insertion, the anti-fake control unit has the functions of normal insertion and reverse insertion, and the influence of a large current on the function of the anti-fake master control chip can be effectively avoided. BRIEF DESCRIPTION OF DRAWINGS

[0009] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation on the scope, and for those skilled in the art, other related drawings can also be obtained without creative labor on the basis of these drawings.

[0010] Figure 1 Part of the circuit schematic diagram of the anti-fake cartridge device with normal and reverse insertion functions provided by the present application.

[0011] Figure 2 The circuit schematic diagram of the power supply system of the anti-fake cartridge device with normal and reverse insertion functions provided by the present application. DETAILED DESCRIPTION

[0012] In order to make the purpose, technical solutions and beneficial technical effects of the present application more clear, the following will further illustrate the present application in combination with the drawings and specific embodiments. It should be understood that the specific embodiments described in the present specification are only for the purpose of explaining the present application, and are not intended to limit the present application.

[0013] It should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and the like refer to the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0014] It should also be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing", "setting" and the like should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship 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.

[0015] In addition, the terms "first", "second", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first", "second" can explicitly or implicitly include one or more of the features. In addition, the meaning of "multiple" or "several" means two or more, unless otherwise explicitly specified and limited.

[0016] Please refer to Figures 1 to 2 The present application provides a counterfeit-proof cartridge device with forward and reverse insertion function, comprising: a smoke rod main control unit, the smoke rod main control unit comprises a main control chip, a pull-up resistor R1, an electronic switch S0, an electronic switch S1, an electronic switch S2 and a battery, the first contact (i.e. Figure 1 contact 1 in the above) on the GPIO1 interface of the main control chip is electrically connected with the electronic switch S0, the electronic switch S0 is electrically connected with the pull-up resistor R1, the pull-up resistor R1 is electrically connected with the electronic switch S1, the VCC pin of the main control chip and the positive electrode of the battery, the negative electrode of the battery is electrically connected with the GND pin of the main control chip and the electronic switch S2 to form the third contact (i.e. Figure 1 contact 3 in the above), the GPIO2 interface of the main control chip is electrically connected with the electronic switch S1, the GPIO3 interface of the main control chip is electrically connected with the electronic switch S2, and the electronic switch S1 and the electronic switch S2 are electrically connected to form the second contact (i.e. Figure 1 contact 2 in the above);

[0017] The cartridge anti-fake control unit comprises an anti-fake main control chip and an electric heating wire, a first contact of the anti-fake main control chip can be electrically connected with a first contact of the main control chip or a third contact of the main control chip, a third contact of the anti-fake main control chip can be electrically connected with a third contact of the main control chip or a first contact of the main control chip, and a second contact of the anti-fake main control chip can be electrically connected with a second contact of the main control chip.

[0018] By such a design, the heating wire atomization interface is arranged at the second contact on the second contact of the anti-fake main control chip or the GPIO2 interface of the main control chip, so that the atomization interface position of the electric heating wire remains unchanged during normal insertion and reverse insertion, and the normal and reverse insertion functions are achieved.

[0019] Further, the electronic switch S0, the electronic switch S1 and the electronic switch S2 are MOS tubes, the gate of the electronic switch S0 is electrically connected with the GPIO1 interface of the main control chip, the source of the electronic switch S0 is electrically connected with the pull-up resistor R1, the source of the electronic switch S1 and the positive pole of the battery, the drain of the electronic switch S0 forms a first contact, the gate of the electronic switch S1 is electrically connected with the GPIO2 interface of the main control chip, the drain of the electronic switch S1 is electrically connected with the source of the electronic switch S2 to form a second contact, the gate of the electronic switch S2 is electrically connected with the GPIO3 interface of the main control chip, and the drain of the electronic switch S2 is electrically connected with the GND pin of the main control chip and the negative pole of the battery to form a third contact.

[0020] The application further provides a power supply system of an anti-fake cartridge device with normal and reverse insertion functions, which comprises a control switch unit, the control switch unit further comprises a rectifier unit, the rectifier unit comprises diodes D1, D2, D3 and D4 which are integrally arranged together, the gate of the MOS tube Q1 is electrically connected with the gate of the MOS tube Q2, the drain of the MOS tube Q3, the drain of the MOS tube Q4, the anode of the diode D3 and the cathode of the diode D4,

[0021] the source of the MOS tube Q1 is electrically connected with the cathode of the diode D1, the cathode of the diode D3 and the source of the MOS tube Q3, the anode of the diode D1 is electrically connected with the drain of the MOS tube Q1, the cathode of the diode D2, the gate of the MOS tube Q3 and the gate of the MOS tube Q4,

[0022] The gate of the MOS tube Q1 and the gate of the MOS tube Q2 form a VN contact, the gate of the MOS tube Q3 and the gate of the MOS tube Q4 form a VP contact, and the anode of the diode D2 is electrically connected with the source of the MOS tube Q2, the anode of the diode D4 and the source of the MOS tube Q4.

[0023] The diode D1, the diode D2, the diode D3 and the diode D4 are used for rectifying the input voltage, when the smoke cartridge anti-fake control unit is inserted in the positive direction, the VP contact is connected with the first contact on the smoke rod main control unit, the VN contact is connected with the second contact on the smoke rod main control unit, at this time, the MOS tube Q1 and the MOS tube Q4 are turned on, the MOS tube Q2 and the MOS tube Q3 are in the off state, at this time, the X contact of the power supply module is high level, and the Y end is ground.

[0024] When the smoke cartridge anti-fake control unit is inserted in the reverse direction, the VP contact is connected with the second contact on the smoke rod main control unit, the VN contact is connected with the first contact on the smoke rod main control unit, the MOS tube Q2 and the MOS tube Q3 are turned on, the MOS tube Q1 and the MOS tube Q4 are in the off state, at this time, the X contact of the power supply module is high level, and the Y end is ground.

[0025] Further, the power supply system of the anti-fake smoke cartridge device with the positive and reverse insertion functions further comprises a power supply module, a data demodulation module, a register, a memory (EEPROM) and a data modulation module, the X contact of the power supply module is electrically connected with the source of the MOS tube Q3, the Y contact of the power supply module is electrically connected with the source of the MOS tube Q4, and the data demodulation module is electrically connected with the power supply module, the data modulation module, the register and the memory.

[0026] When the GPIO1 interface, the GPIO2 interface and the GPIO3 interface of the main control chip are in the data transmission stage, the anti-fake main control chip controls the X contact of the power supply module to be always high level, the switching electronic switch S2 is closed, the circuit between the heating wire and the battery is disconnected, the heating wire is in the non-working state, and the anti-fake main control chip controls the MOS tube Q1 and the MOS tube Q4 to be turned on.

[0027] When the GPIO1 interface, the GPIO2 interface and the GPIO3 interface of the main control chip are in the data transmission stage, the anti-fake main control chip controls the X contact of the power supply module to be always high level, the switching electronic switch S2 is opened and starts to store energy, the circuit between the heating wire and the battery is connected, the heating wire is in the non-working state, and the anti-fake main control chip controls the MOS tube Q1 and the MOS tube Q4 to be turned off.

[0028] The anti-fake cartridge device with positive and reverse insertion function needs to be authenticated in use, and in the authentication stage, the authentication communication is carried out between the main control chip and the anti-fake main control chip through the GPIO1 interface of the main control chip, and during this period, whether the cartridge is positively inserted or reversely inserted is judged by the high and low of the second contact point (A point) potential of the anti-fake main control chip.

[0029] When the second contact point (A point) of the anti-fake main control chip is a low potential, it indicates that the cartridge anti-fake control unit is positively inserted, and the related information is transmitted to the main control chip in the authentication process; after the authentication is completed, the main control chip controls the electronic switch S1 to be turned on through the GPIO2 interface, so that the heating path between the heating wire and the battery is realized.

[0030] When the second contact point (A point) of the anti-fake main control chip is a high potential, it indicates that the cartridge anti-fake control unit is reversely inserted, and the related information is transmitted to the main control chip in the authentication process; after the authentication is completed, the main control chip controls the electronic switch S2 to be turned on through the GPIO3 interface, so that the heating path between the heating wire and the battery is realized; thus, the anti-fake authentication function of the cartridge anti-fake control unit and the heating wire atomization function are realized.

[0031] The present application is not limited to the description and embodiments described in the specification, and therefore, for those skilled in the art, other advantages and modifications can be easily realized, and therefore, the present application is not limited to the specific details, representative devices and examples shown and described herein, without departing from the spirit and scope of the general concept defined by the claims and equivalent ranges.

Claims

1. A counterfeit-proof cigarette cartridge device with reversible insertion function, characterized in that, include: The main control unit of the cigarette device includes a main control chip, a pull-up resistor R1, electronic switches S0, S1, and S2, and a battery. The first contact on the GPIO1 interface of the main control chip is electrically connected to the electronic switch S0. The electronic switch S0 is electrically connected to the pull-up resistor R1. The pull-up resistor R1 is electrically connected to the electronic switch S1, the VCC pin of the main control chip, and the positive terminal of the battery. The negative terminal of the battery is electrically connected to the GND pin of the main control chip and the electronic switch S2 to form a third contact. The GPIO2 interface of the main control chip is electrically connected to the electronic switch S1. The GPIO3 interface of the main control chip is electrically connected to the electronic switch S2. The electronic switches S1 and S2 are electrically connected to form a second contact. The anti-counterfeiting control unit for the e-cigarette cartridge includes an anti-counterfeiting main control chip and a heating wire. The first contact of the anti-counterfeiting main control chip can be electrically connected to either the first or third contact of the main control chip. The third contact of the anti-counterfeiting main control chip can also be electrically connected to either the third or first contact of the main control chip. The second contact of the anti-counterfeiting main control chip can also be electrically connected to either the second contact of the main control chip. During the authentication phase, authentication communication is performed between the main control chip and the anti-counterfeiting main control chip via the GPIO1 interface. During this process, the voltage level of the second contact of the anti-counterfeiting main control chip is used to determine whether the e-cigarette cartridge is inserted correctly or incorrectly. When the second contact of the anti-counterfeiting main control chip is at a low potential, it indicates that the anti-counterfeiting control unit of the e-cigarette cartridge is inserted correctly. During the authentication process, relevant information will be transmitted to the main control chip. After authentication, the main control chip controls the electronic switch S1 to conduct through the GPIO2 interface to realize the heating path between the heating wire and the battery. When the second contact of the anti-counterfeiting main control chip is high, it indicates that the anti-counterfeiting control unit of the cigarette cartridge is inserted in reverse. During the authentication process, relevant information will be transmitted to the main control chip. After authentication, the main control chip controls the electronic switch S2 to be turned on through the GPIO3 interface to realize the heating path between the heating wire and the battery.

2. The anti-counterfeiting cigarette cartridge device with reversible insertion function as described in claim 1, characterized in that, Electronic switches S0, S1, and S2 are all MOSFETs. The gate of electronic switch S0 is electrically connected to the GPIO1 interface of the main control chip. The source of electronic switch S0 is electrically connected to the pull-up resistor R1, the source of electronic switch S1, and the positive terminal of the battery. A first contact is formed on the drain of electronic switch S0. The gate of electronic switch S1 is electrically connected to the GPIO2 interface of the main control chip. The drain of electronic switch S1 is electrically connected to the source of electronic switch S2 to form a second contact. The gate of electronic switch S2 is electrically connected to the GPIO3 interface of the main control chip. The drain of electronic switch S2 is electrically connected to the GND pin of the main control chip and the negative terminal of the battery to form a third contact.

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