CN207561375U - Electronic cigarette battery bar circuit and electronic cigarette battery bar - Google Patents

Electronic cigarette battery bar circuit and electronic cigarette battery bar Download PDF

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Publication number
CN207561375U
CN207561375U CN201490001622.XU CN201490001622U CN207561375U CN 207561375 U CN207561375 U CN 207561375U CN 201490001622 U CN201490001622 U CN 201490001622U CN 207561375 U CN207561375 U CN 207561375U
Authority
CN
China
Prior art keywords
electronic cigarette
resistance
charge
cigarette battery
microprocessor
Prior art date
Application number
CN201490001622.XU
Other languages
Chinese (zh)
Inventor
向智勇
Original Assignee
惠州市吉瑞科技有限公司深圳分公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 惠州市吉瑞科技有限公司深圳分公司 filed Critical 惠州市吉瑞科技有限公司深圳分公司
Priority to PCT/CN2014/094371 priority Critical patent/WO2016095206A1/en
Application granted granted Critical
Publication of CN207561375U publication Critical patent/CN207561375U/en

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Classifications

    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24FSMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/50Control or monitoring
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24FSMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40Constructional details, e.g. connection of cartridges and battery parts
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24FSMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/60Devices with integrated user interfaces
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24FSMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/90Arrangements or methods specially adapted for charging batteries thereof
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers

Abstract

A kind of electronic cigarette battery bar circuit and electronic cigarette battery bar, including:Electronic cigarette battery (1) and the microprocessor (2) powered by the electronic cigarette battery (1) and the charge management module (3), the charge-discharge modules (4) including charge and discharge common port, switch, battery voltage sampling module (5) and the display module (6) that are electrically connected respectively with microprocessor (2);Charge and discharge common port includes anode port and cathode port;Charge management module (3) is electrically connected with charge-discharge modules (4), charge-discharge modules (4) are electrically connected with electronic cigarette battery (1), and microprocessor (2) is for controlling disconnection and conducting between charge management module (3) and charge-discharge modules (4), charge-discharge modules (4) and electronic cigarette battery (1);Charge-discharge modules (4) are for obtaining the sampled voltage at charge and discharge common port and be sent to microprocessor (2).During charging, user can check the voltage inputted to electronic cigarette battery (1), electronic cigarette battery (1) charging when and use when voltage.

Description

Electronic cigarette battery bar circuit and electronic cigarette battery bar

Technical field

The utility model is related to electronic cigarette technical field, more particularly to a kind of electronic cigarette battery bar circuit and electronic cigarette battery Bar.

Background technology

Electronic cigarette is a kind of novel electronic product, with common cigarette have identical appearance and with cigarette phase With taste, but electronic cigarette is relative to traditional cigarette health more and environmental protection.Electronic cigarette will be contained by atomization core There is the tobacco juice of nicotine and essence to be atomized into particle output.The tar and other harmful components in common cigarette are free of in electronic cigarette, Secondhand smoke will not be generated.

Electronic cigarette of the prior art generally comprises battery bar assembly and atomizing component two parts, is wherein wrapped in atomizing component The oil storage space for storing tobacco tar and the heating wire for being atomized the tobacco tar in the oil storage space are included, battery bar assembly includes electricity Sub- cigarette battery.When battery bar assembly and atomizing component are combined, electronic cigarette battery is used to power to heating wire, works as battery When bar assembly is inserted into charger, electronic cigarette battery obtains electric energy to charge from charger.

However, existing charger, when charging to battery rod, user can not judge the electricity that charger is inputted to battery rod Whether pressure is normal, nor can intuitively find out the progress that battery rod specifically charges, and when using electronic cigarette, user can not yet Check the remaining capacity of electronic cigarette battery, it reduce the user experiences of electronic cigarette.

Utility model content

The utility model embodiment provides a kind of electronic cigarette battery bar circuit and electronic cigarette battery bar, can facilitate user Check the voltage inputted during charging to electronic cigarette battery, electronic cigarette battery charging when and use when voltage.

A kind of electronic cigarette battery bar circuit, including:Electronic cigarette battery and the microprocessor powered by the electronic cigarette battery, And be electrically connected respectively with the microprocessor charge management module, the charge-discharge modules including charge and discharge common port, open Pass, battery voltage sampling module and display module;The charge and discharge common port includes anode port and cathode port;

The charge management module is also electrically connected with the charge-discharge modules, the charge-discharge modules also with the electronic cigarette Battery is electrically connected, and the microprocessor is used to control the charge management module and the charge-discharge modules, the charge and discharge mould Disconnection and conducting between block and the electronic cigarette battery;

The sampled voltage that the charge-discharge modules are used to obtain at the charge and discharge common port is sent to the microprocessor Device, when the sampled voltage at the charge and discharge common port is less than the first preset voltage, the microprocessor determines described fill Electric discharge common port is electrically connected with atomizer, when the microprocessor detects that the switch is triggered, controls the electronics It is connected between cigarette battery and the charge-discharge modules, to discharge for the atomizer, and controls described in the display module shows The sampled voltage of electronic cigarette battery;

When sampled voltage at the charge and discharge common port is more than the second preset voltage, the microprocessor determines institute It states charge and discharge common port to be electrically connected with charger, and controls and led between the charge management module and the electronic cigarette battery It is logical, to charge for the electronic cigarette battery;The microprocessor is additionally operable to that the battery voltage sampling module is connected, to obtain State the sampled voltage of the electronic cigarette battery that battery voltage sampling module detects;The microprocessor is additionally operable to fill from described Discharge module obtains the sampled voltage at the charge and discharge common port, and the display module is controlled to show the charge and discharge The sampled voltage of the sampled voltage of common port and the electronic cigarette battery.

Preferably, when the sampled voltage at the charge and discharge common port is more than third preset voltage, wherein described the Three preset voltages are more than second preset voltage, and the microprocessor is additionally operable to control the charge management module and the electricity Sub- cigarette battery disconnects, to stop charging for the electronic cigarette battery.

Preferably, the charge-discharge modules include the first triode, the first field-effect tube, the second field-effect tube, the first electricity Resistance, second resistance, 3rd resistor and the 4th resistance;

One end of the first resistor is connected with the microprocessor, the base stage phase of the other end and first triode Even;

The emitter ground connection of first triode, collector and the G poles of the second resistance, first field-effect tube And the G of second field-effect tube is extremely connected, D pole and second effect of the second resistance with first field-effect tube Should pipe D extremely be connected, the S poles of first field-effect tube are connected with the anode of the electronic cigarette battery, second field-effect The S poles of pipe are connected with the anode port of the 3rd resistor and the charge and discharge common port;The charge and discharge common port Anode port is also connected with the charge management module;

The other end of the 3rd resistor is connected with the 4th resistance, the other end ground connection of the 4th resistance;It is described Microprocessor is connected with the 3rd resistor and the 4th resistance, to obtain the voltage of the charge and discharge common port.

Preferably, the charge-discharge modules further include the 5th resistance, the cathode port of the charge and discharge common port and institute It states the 5th resistance to be connected, the other end ground connection of the 5th resistance;The microprocessor is negative with the charge and discharge common port Pole and the 5th resistance are connected;

Sampled voltage at the charge and discharge common port is less than the first preset voltage, and when the switch is triggered, The microprocessor obtains the electric current of the 5th resistance;

When the microprocessor confirms that the electric current of the 5th resistance is more than preset current, the charge-discharge modules are controlled It is disconnected with the electronic cigarette battery, to stop discharging for the atomizer.

Preferably, the charge management module specifically includes the 6th resistance, the 7th resistance, the second triode, third field effect Ying Guan, charging management chip;

One end of 6th resistance is connected with the microprocessor, the base stage phase of the other end and second triode Even;

The emitter ground connection of second triode, one end, the third field-effect of collector and the 7th resistance The G of pipe is extremely connected;

The D poles of the third field-effect tube and the other end of the 7th resistance, the anode of the charge and discharge common port Port is connected, and S poles are connected with the charging management chip;

The charging management chip is also connected with the microprocessor and the electronic cigarette battery, by electronic cigarette electricity The charged state in pond is sent to the microprocessor.

Preferably, the display module is specially Organic Light Emitting Diode (OLED) display module.

Preferably, the display module include OLED screen, the 8th resistance, the 9th resistance, the tenth resistance, the 11st resistance, 12nd resistance, third transistor, the 4th triode and the 5th triode;

The anode of the electronic cigarette battery is connected with one end of the 8th resistance, the emitter of the third transistor, The other end of 8th resistance is connected with one end of the base stage of the third transistor, the 9th resistance, and the described 3rd 3 The collector of pole pipe is connected with the OLED screen;

The other end of 9th resistance is connected with the collector of the 4th triode, the transmitting of the 4th triode Pole is grounded, and base stage is connected with one end of the tenth resistance, one end of the 12nd resistance, the other end of the tenth resistance Ground connection, the other end of the 12nd resistance are connected with the collector of the OLED screen, the 5th triode;

The emitter of 5th triode is connected with the charge management module, base stage and the one of the 11st resistance End is connected, and the other end of the 11st resistance is connected with the microprocessor.

Preferably, the battery voltage sampling module specifically includes the 13rd resistance and the 14th resistance, wherein described One end of 13 resistance is connected with the anode of the electronic cigarette battery, the other end of the 13rd resistance and the described 14th electricity One end of resistance, the microprocessor are connected, and the other end of the 14th resistance is connected with the microprocessor.

Preferably, the electronic cigarette battery bar circuit further includes battery protection module, and the battery protection module specifically wraps Include the 15th resistance, the 16th resistance, the first capacitance, battery protection chip, double N-channel field-effect tube;

One end of 15th resistance is connected with the anode of the electronic cigarette battery, the other end and the battery protection core The supply voltage interface of piece, first capacitance one end be connected, the other end of first capacitance and the electronic cigarette battery Cathode be connected, the power cathode of the battery protection chip is connected with the cathode of the electronic cigarette battery;

First source electrode of double N-channel field-effect tube is connect with the cathode of the electronic cigarette battery, the second source electrode ground connection, First grid and second grid are connected with the battery protection chip;

One end of 16th resistance is connected with the battery protection chip, the other end and double N-channel field-effects The second grid of pipe is connected.

A kind of electronic cigarette battery bar is also disclosed in the utility model, including electronic cigarette battery bar described in any one of the above embodiments electricity Road.

As can be seen from the above technical solutions, the utility model has the following advantages:

In the utility model, by the setting of display module, and microprocessor control should when charging to electronic cigarette battery Display module show charge and discharge common port sampled voltage and the electronic cigarette battery sampled voltage, facilitate user to The voltage that electronic cigarette battery is checked the voltage of electronic cigarette battery and inputted to electronic cigarette battery at any time when charging understands electronic cigarette The charging progress of battery and check whether charger is normal;In addition, microprocessor also discharges to atomizer in electronic cigarette battery When control display module show the sampled voltage of electronic cigarette battery, user to be facilitated to check the remaining capacity of electronic cigarette, grasp electricity The duration that sub- cigarette can also be continuing with improves user experience;Moreover, electronic cigarette battery is charged and is discharged altogether atomizer With same port, the appearance setting of the electronic cigarette battery bar equipped with electronic cigarette battery is simplified, and user is allowed to use electronics It is more convenient during cigarette battery rod, and its circuit structure is simple, it is at low cost.

Description of the drawings

Fig. 1 is the frame diagram of one embodiment of electronic cigarette battery bar circuit in the utility model;

Fig. 2 is the structure diagram of one embodiment of microprocessor in electronic cigarette battery bar circuit shown in Fig. 1;

Fig. 3 is the structure diagram of one embodiment of charge-discharge modules in electronic cigarette battery bar circuit shown in Fig. 1;

Fig. 4 is the structure diagram of one embodiment of charge management module in electronic cigarette battery bar circuit shown in Fig. 1;

Fig. 5 is the structure diagram of one embodiment of display module in electronic cigarette battery bar circuit shown in Fig. 1;

Fig. 6 is the structural representation of one embodiment of battery voltage sampling module in electronic cigarette battery bar circuit shown in Fig. 1 Figure;

Fig. 7 is the structure diagram of one embodiment of battery protection module in electronic cigarette battery bar circuit shown in Fig. 1.

Specific embodiment

The utility model discloses a kind of electronic cigarette battery bar circuit and electronic cigarette battery bars, and user can be facilitated to check and filled The voltage that is inputted when electric to electronic cigarette battery, electronic cigarette battery are in charging and the voltage of the when of use.

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.

Referring to Fig. 1, Fig. 1 is the frame diagram of one embodiment of electronic cigarette battery bar circuit in the utility model.This reality The electronic cigarette battery bar circuit shown in example is applied to include:

Electronic cigarette battery 1 and the microprocessor 2 powered by the electronic cigarette battery and respectively with the microprocessor 2 The charge management module 3 of electrical connection, the charge-discharge modules 4 including charge and discharge common port, switch (not shown), cell voltage are adopted Egf block 5 and display module 6;The charge and discharge common port includes anode port and cathode port;

The charge management module 3 is also electrically connected with the charge-discharge modules 4, the charge-discharge modules 4 also with the electricity The electrical connection of sub- cigarette battery, the microprocessor 2 is for controlling the charge management module 3 and the charge-discharge modules 4, described fill Disconnection and conducting between discharge module 4 and the electronic cigarette battery;

The sampled voltage that the charge-discharge modules 4 are used to obtain at the charge and discharge common port is sent to the microprocessor Device 2, when the sampled voltage at the charge and discharge common port is less than the first preset voltage, the microprocessor 2 determines described Charge and discharge common port is electrically connected with atomizer, when the microprocessor 2 detects that the switch is triggered, controls the electricity It is connected between sub- cigarette battery and the charge-discharge modules 4, to discharge for the atomizer, and the display module 6 is controlled to show The sampled voltage of the electronic cigarette battery;

When sampled voltage at the charge and discharge common port is more than the second preset voltage, the microprocessor 2 determines The charge and discharge common port is electrically connected with charger, and is controlled between the charge management module 3 and the electronic cigarette battery Conducting, to charge for the electronic cigarette battery;The microprocessor 2 is additionally operable to that the battery voltage sampling module 5 is connected, to obtain The sampled voltage of the electronic cigarette battery that the battery voltage sampling module 5 is taken to detect;The microprocessor 2 be additionally operable to from The charge-discharge modules 4 obtain the sampled voltage at the charge and discharge common port, and the display module 6 is controlled to show institute State the sampled voltage of charge and discharge common port and the sampled voltage of the electronic cigarette battery.

In the present embodiment, by the setting of display module, and microprocessor controls this aobvious when charging to electronic cigarette battery Show that module shows the sampled voltage of charge and discharge common port and the sampled voltage of the electronic cigarette battery, facilitate user to electricity The voltage checked the voltage of electronic cigarette battery at any time during sub- cigarette battery charging and inputted to electronic cigarette battery understands electronic cigarette electricity The charging progress in pond and check whether charger is normal;In addition, microprocessor is also when electronic cigarette battery discharges to atomizer Display module is controlled to show the sampled voltage of electronic cigarette battery, user to be facilitated to check the remaining capacity of electronic cigarette, grasps electronics The duration that cigarette can also be continuing with improves user experience;It is shared moreover, electronic cigarette battery is charged and discharged atomizer Same port, simplifies the appearance setting of the electronic cigarette battery bar equipped with electronic cigarette battery, and user is allowed to use electronic cigarette It is more convenient during battery rod.

Preferably, when the sampled voltage at the charge and discharge common port is more than third preset voltage, wherein described the Three preset voltages are more than second preset voltage, the microprocessor 2 be additionally operable to control the charge management module 3 with it is described Electronic cigarette battery disconnects, to stop charging for the electronic cigarette battery.In this manner it is achieved that charge-discharge modules 4 are to electronic cigarette electricity The overvoltage protection in pond.

Preferably, the microprocessor 2 is realized by chip STM32F030F4, other chips also can be used certainly, specifically exist It is not construed as limiting in the present embodiment.As indicated with 2, Fig. 2 is the structural representation of microprocessor U1 realized by chip STM32F030F4 to figure Figure.

The concrete structure of the electronic cigarette battery bar circuit in the utility model is described in further detail below.It needs It is clear that below for each module for example, not limiting in the electronic cigarette battery bar circuit in the utility model It is fixed.

Referring to Fig. 3, Fig. 3 be the utility model electronic cigarette battery bar circuit in charge-discharge modules one embodiment Structure diagram.As shown in figure 3, the charge-discharge modules shown in the present embodiment specifically include:First triode Q1, the first field-effect Pipe Q2, the second field-effect tube Q3, first resistor R1, second resistance R2,3rd resistor R3 and the 4th resistance R4;

One end of the first resistor R1 is connected with the microprocessor U1, the base of the other end and the first triode Q1 Extremely it is connected;

The G poles of the emitter ground connection of the first triode Q1, collector and the first field-effect tube Q2, described second The G of resistance R2 and the second field-effect tube Q3 are extremely connected, the D poles of the second resistance R2 and the first field-effect tube Q2 and The D of the second field-effect tube Q3 is extremely connected, the S poles of the first field-effect tube Q2 and the anode B+ phases of the electronic cigarette battery Even, the S poles of the second field-effect tube Q3 and the 3rd resistor R3 and anode port OUT+ of the charge and discharge common port It is connected;The anode port OUT+ of the charge and discharge common port is also connected with the charge management module;

The other end of the 3rd resistor R3 is connected with the 4th resistance R4, another termination of the 4th resistance R4 Ground;The microprocessor U1 is connected with the 3rd resistor R3 and the 4th resistance R4, to obtain the charge and discharge common port Voltage.

Preferably, the charge-discharge modules further include the 5th resistance R5, the cathode port of the charge and discharge common port OUT- is connected with the 5th resistance R5, the other end ground connection of the 5th resistance R5;The microprocessor U1 and the charge and discharge The cathode port OUT- of electric common port and the 5th resistance R5 are connected.

Sampled voltage at the charge and discharge common port is less than the first preset voltage, and when the switch K is triggered, The microprocessor U1 obtains the electric current of the 5th resistance R5.When the microprocessor U1 confirms the electricity of the 5th resistance R5 When stream is more than preset current, the charge-discharge modules is controlled to be disconnected with the electronic cigarette battery, to stop putting for the atomizer Electricity.In this manner it is achieved that overcurrent protection of the electronic cigarette battery when discharging for atomizer.

The specific workflow of charge-discharge modules shown in Fig. 3 is described in detail below:

When the anode port OUT+ and cathode port OUT- of charge and discharge common port are connect with atomizer, in 3rd resistor The voltage of R3 and the 4th resistance R4 connecting places is close to zero.The microprocessor being connected with 3rd resistor R3 and the 4th resistance R4 " 13 " pin confirmation of U1 detects that the sampled voltage of reception is less than the first preset voltage, and low electricity is inputted to microprocessor U1 It is flat.When microprocessor U1 receives the low level of " 13 " pin input, charge management module and charge-discharge modules are disconnected Connection, the electric energy to avoid the anode port OUT+ of charge and discharge common port enter charge management module, and then avoid electron Cigarette battery charges.

" 5 " pin and " 9 " pin of microprocessor U1 is connected respectively with switching the both ends of K1.When user starts to smoke When, switch K1 is triggered so that " 5 " pin and " 9 " pin of microprocessor U1 is connected.The side that switch K1 is triggered There are many formulas.For concrete example, electronic cigarette is equipped with physical button, when user will suck electronic cigarette, by pressing the object Button is managed to trigger K1;Alternatively, air flow sensor, when user sucks electronic cigarette, the air pressure in electronic cigarette are equipped in electronic cigarette Variation can be generated, and then the thin-film capacitor of air flow sensor is caused to deform upon, when the deformation quantity of the thin-film capacitor reaches threshold value When trigger switch K1.Certainly, other modes can also carry out trigger switch K1 in practice, this is not restricted.

When " 13 " pin of microprocessor U1 is to microprocessor U1 input low levels, and " 5 " pin and " 9 " pin When being connected, microprocessor U1 controls " 10 " pin of microprocessor U1 to export high level to the first resistor R1, makes The first triode Q1 conductings are obtained, so that the first field-effect tube Q2 and the second field-effect tube Q3 conductings, so that charge and discharge mould Block is connected with electronic cigarette battery, so that electronic cigarette battery conveys electric energy to the anode port OUT+ of charge and discharge common port.

When the anode port OUT+ and cathode port OUT- of charge and discharge common port are connect with charger, with third electricity " 13 " pin of microprocessor U1 confirmation that resistance R3 and the 4th resistance R4 is connected detects that the sampled voltage of reception is more than second Preset voltage, to microprocessor U1 input high levels.

When microprocessor U1 receive " 13 " pin input high level, from " 10 " pin export low level, with close The first triode Q1 is closed, and then closes the first field-effect tube Q2 being connected with the anode B+ of the electronic cigarette battery and second effect Should pipe Q3, to disconnect the connection between electronic cigarette battery and charge-discharge modules, and then avoid the electric energy in electronic cigarette battery is counter from filling Into charger.

Microprocessor U1 also controls the charge management module being connected with the anode port OUT+ of charge and discharge common port with being somebody's turn to do Anode port OUT+ is conducted, so that the electric energy that charging and discharging common port receives is input in charge management module, into And charge management module charges to electronic cigarette battery.

Microprocessor U1 is also shown the sampled voltage received by " 13 " pin by display module, with convenient User checks charging input voltage.

Preferably, when " 13 " pin of microprocessor U1 detects that the sampled voltage of reception is more than third preset voltage When, the anode port OUT+'s of microprocessor U1 control charge management modules and charge and discharge common port is separated, to avoid electricity Charge management module can be entered, and then stop the charging to electronic cigarette battery, realize charging overvoltage protection.

Preferably, the sampled voltage at the charge and discharge common port is less than the first preset voltage, and the switch quilt During triggering, that is, charge and discharge common port is connect with atomizer and when atomizer is in running order, and microprocessor U1 passes through Its " 7 " pin receives the electric current of the 5th resistance R5.

When microprocessor U1 detects that the electric current is more than preset current, " 10 " pin of microprocessor U1 exports low electricity It is flat, to close the first triode Q1, and then stop electronic cigarette battery and discharged by charge and discharge common port to atomizer, realized Stream and short-circuit protection.

Referring to Fig. 4, Fig. 4 be the utility model electronic cigarette battery bar circuit in charge management module one embodiment Structure diagram.As shown in figure 4, the charge management module shown in the present embodiment specifically includes the 6th resistance R6, the 7th resistance R7, the second triode Q4, third field-effect tube Q5, charging management chip U2;

One end of the 6th resistance R6 is connected with the microprocessor U1, the base of the other end and the second triode Q4 Extremely it is connected;

The emitter ground connection of the second triode Q4, one end, the third field of collector and the 7th resistance R7 The G of effect pipe Q5 is extremely connected;

The D poles of the third field-effect tube Q5 and the other end of the 7th resistance R7, the charge and discharge common port Anode port OUT+ is connected, and S poles are connected with the charging management chip U2;

The charging management chip U2 is also connected with the microprocessor U1 and the electronic cigarette battery, by the electronics The charged state of cigarette battery is sent to the microprocessor U1.

The specific workflow of charge management module shown in Fig. 4 is described in detail below:

When the anode port OUT+ and cathode port OUT- of charge and discharge common port are connect with atomizer, that is, work as microprocessor When device U1 receives the low level of " 13 " pin input, " 4 " pin output low level of microprocessor U1, to close second Triode Q4, and then close third field-effect tube Q5.Due to the D poles of third field-effect tube Q5 and the anode of charge and discharge common port Port OUT+ is connected, and S poles are connected with charging management chip U2, therefore microprocessor U1 closes third field-effect tube Q5 and can disconnect The connection of the anode port OUT+ and charging management chip U2 of charge and discharge common port, and then electron cigarette battery is avoided to charge.

When the anode port OUT+ and cathode port OUT- of charge and discharge common port connect with charger and charger for electricity When sub- cigarette battery charges normal, i.e., when microprocessor U1 receives the high level of " 13 " pin input, microprocessor U1's " 4 " pin exports high level, the second triode Q4 is connected, and then third field-effect tube Q5 is connected so that charge and discharge share The electric energy of the anode port OUT+ outputs of port can be delivered to charging management chip U2, and then make by third field-effect tube Q5 It is that electronic cigarette battery charges that management of charging and discharging chip, which is obtained, by its " 2 " pin.

" 1 " pin and " 5 " pin of charging management chip U2 respectively with " 3 " pin of microprocessor U1 and " 2 " pin is connected.When charging management chip U2 is being electronic cigarette battery charging, " 1 " pin of charging management chip U2 To " 3 " pin input signal of microprocessor U1, to be in charging to the microprocessor U1 feedback electronic cigarettes battery State.When charge management module is fully charged by electronic cigarette battery, " 5 " pin of charging management chip U2 is to microprocessor U1 " 2 " pin input signal, to be in fully charged state to the microprocessor U1 feedback electronic cigarettes battery.Microprocessor U1 is come out the status display of electronic cigarette battery by display module.

" 16 " pin of " 3 " pin of charging management chip U2 also with microprocessor U1 is connected, so that electronic cigarette Battery can be that microprocessor U1 powers.Preferably, charging management chip U2 " 3 " pin and " 16 " of microprocessor U1 are drawn Zener diode (not shown) is additionally provided between foot, gives the voltage voltage stabilizing that electronic cigarette battery exports to predetermined value to microprocessor again Device is powered.

Referring to Fig. 5, Fig. 5 be the utility model electronic cigarette battery bar circuit in display module one embodiment knot Structure schematic diagram.In the present embodiment, display module is specially Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED) display module.As shown in figure 5, the display module shown in the present embodiment specifically includes:

OLED screen, the 8th resistance R8, the 9th resistance R9, the tenth resistance R10, the 11st resistance R11, the 12nd resistance R12, Third transistor Q6, the 4th triode Q7 and the 5th triode Q8;

One end of the anode B+ of the electronic cigarette battery and the 8th resistance R8, the emitter of the third transistor Q6 It is connected, the other end of the 8th resistance R8 is connected with one end of the base stage of the third transistor Q6, the 9th resistance R9, The collector of the third transistor Q6 is connected with the OLED screen;

The other end of the 9th resistance R9 is connected with the collector of the 4th triode Q7, the 4th triode Q7 Emitter ground connection, base stage is connected with one end of the tenth resistance R10, one end of the 12nd resistance R12, the described tenth The other end ground connection of resistance R10, the other end of the 12nd resistance R12 and the OLED screen, the 5th triode Q8 Collector is connected;

" 3 " pin of the emitter of the 5th triode Q8 and charging management chip U2 in the charge management module It is connected, base stage is connected with one end of the 11st resistance R11, the other end and the microprocessor of the 11st resistance R11 Device U1 is connected.

The specific workflow of display module shown in fig. 5 is described in detail below:

" 9 " pin of OLED screen, " 10 " pin, " 11 " pin respectively with " 11 " pin of microprocessor U1, " 17 " pin, " 18 " pin are connected so that microprocessor U1 sends reset signal by three channels respectively, clock is believed Number and I2C data.

" 8 " pin of microprocessor U1 is connected with one end of the 11st resistance R11, with control electronic cigarette battery start and Stop powering for OLED screen.

Specifically, when microprocessor U1 needs OLED screen to stop display, the high electricity of " 8 " pin output of microprocessor U1 It is flat so that the 5th triode Q8 cut-offs, therefore the base stage of the 4th triode Q7 is low level so that the described 4th 3 Pole pipe Q7 ends, therefore the current collection extremely high level of the 4th triode Q7 so that the third transistor Q6 cut-offs, therefore Electronic cigarette battery stops powering to OLED screen.

When microprocessor U1 needs OLED screen to start display, " 8 " pin output low level of microprocessor U1, therefore The current collection extremely high level of the 5th triode Q8, and then the base stage of the 4th triode Q7 is high level, therefore described 4th triode Q7 is in amplification conducting state, the current collection extremely low level of the 4th triode Q7 so that the described 3rd 3 Pole pipe Q6 is connected, therefore electronic cigarette battery starts to power to OLED screen.

Referring to Fig. 6, Fig. 6 be the utility model electronic cigarette battery bar circuit in battery voltage sampling module a reality Apply the structure diagram of example.As shown in fig. 6, the battery voltage sampling module shown in the present embodiment specifically includes the 13rd resistance R13 and the 14th resistance R14, wherein one end of the 13rd resistance R13 is connected with the anode B+ of the electronic cigarette battery, institute The other end for stating the 13rd resistance R13 is connected with one end of the 14th resistance R14, the microprocessor U1, and the described tenth The other end of four resistance R14 is connected with the microprocessor U1.

The specific workflow of battery voltage sampling module shown in fig. 6 is described in detail below:

" 6 " pin of microprocessor U1 is connected with the 13rd resistance R13 and the 14th resistance R14 connecting places, the " 14 " pin is connected with the other end of the 14th resistance R14.

When microprocessor U1 need sampling when, " 14 " pin output low level so that electric current from electronic cigarette battery just Pole B+ flows out, and flows to microprocessor U1, then flow through microprocessor U1 through the 13rd resistance R13 and the 14th resistance R14 successively To earth point, the cathode of electronic cigarette battery is then flowed back to again.In this way, the both end voltage of the 14th resistance R14 is from microprocessor U1 " 6 " pin feed back in microprocessor U1, by microprocessor U1 control OLED screen show cell voltage.

Preferably, when microprocessor U1 detects that cell voltage is less than default value, electronic cigarette battery can also be disconnected The output of electronic cigarette battery is closed in connection and closing OLED screen with charge-discharge modules.

When microprocessor U1 does not need to sampling, " 14 " pin output high level, to reduce the 13rd resistance R13 and the The power consumption of 14 resistance R14.

Preferably, as shown in Figure 1, in the utility model, electronic cigarette battery bar circuit further includes battery protection module 7, with Electronic cigarette battery is protected.

Referring to Fig. 7, Fig. 7 be the utility model electronic cigarette battery bar circuit in battery protection module one embodiment Structure diagram.As shown in fig. 7, the battery protection module shown in the present embodiment specifically includes the 15th resistance R15, the 16th Resistance R16, the first capacitance C1, battery protection chip U3, double N-channel field-effect tube Q9;

One end of the 15th resistance R15 is connected with the anode B+ of the electronic cigarette battery, the other end and the battery The supply voltage interface of protection chip U3, one end of the first capacitance C1 are connected, the other end of the first capacitance C1 and institute The cathode B- for stating electronic cigarette battery is connected, the power cathode of the battery protection chip U3 and the cathode B- of the electronic cigarette battery It is connected;

The first source electrode of double N-channel field-effect tube Q9 is connect with the cathode B- of the electronic cigarette battery, the second source electrode Ground connection, first grid and second grid are connected with the battery protection chip U3;

One end of the 16th resistance R16 is connected with the battery protection chip U3, the other end and double N-channel fields The second grid of effect pipe Q9 is connected, and is grounded together.

The specific workflow of battery protection module shown in Fig. 7 is described in detail below:

When electric current flows to the cathode of electronic cigarette battery after flowing through battery protection chip U3 from the anode B+ of electronic cigarette battery, Potential difference is formed between the first source electrode and the second source electrode of double N-channel field-effect tube Q9.Battery protection chip U3 detects the potential Difference, when the potential difference is more than preset value, the first source electrode and second of the double N-channel field-effect tube Q9 of battery protection chip U3 cut-outs Source electrode to cut off being electrically connected between the cathode of electronic cigarette battery and earth point GND, and then closes entire electronic cigarette battery bar electricity Road, to realize the protection to electronic cigarette battery.

The application also provides a kind of electronic cigarette battery bar, which includes electronic cigarette battery bar circuit.Wherein, The electronic cigarette battery bar circuit includes:Electronic cigarette battery and the microprocessor powered by the electronic cigarette battery and respectively with The charge management module of the microprocessor electrical connection, the charge-discharge modules including charge and discharge common port, switch, cell voltage Sampling module and display module;The charge and discharge common port includes anode port and cathode port;

The charge management module is also electrically connected with the charge-discharge modules, the charge-discharge modules also with the electronic cigarette Battery is electrically connected, and the microprocessor is used to control the charge management module and the charge-discharge modules, the charge and discharge mould Disconnection and conducting between block and the electronic cigarette battery;

The sampled voltage that the charge-discharge modules are used to obtain at the charge and discharge common port is sent to the microprocessor Device, when the sampled voltage at the charge and discharge common port is less than the first preset voltage, the microprocessor determines described fill Electric discharge common port is electrically connected with atomizer, when the microprocessor detects that the switch is triggered, controls the electronics It is connected between cigarette battery and the charge-discharge modules, to discharge for the atomizer, and controls described in the display module shows The sampled voltage of electronic cigarette battery;

When sampled voltage at the charge and discharge common port is more than the second preset voltage, the microprocessor determines institute It states charge and discharge common port to be electrically connected with charger, and controls and led between the charge management module and the electronic cigarette battery It is logical, to charge for the electronic cigarette battery;The microprocessor is additionally operable to that the battery voltage sampling module is connected, to obtain State the sampled voltage of the electronic cigarette battery that battery voltage sampling module detects;The microprocessor is additionally operable to fill from described Discharge module obtains the sampled voltage at the charge and discharge common port, and the display module is controlled to show the charge and discharge The sampled voltage of the sampled voltage of common port and the electronic cigarette battery.

The concrete structure of the electronic cigarette battery bar circuit can be found in the specific knot of electronic cigarette battery bar circuit described above Structure, since the structure of the electronic cigarette battery bar circuit is identical with the structure of electronic cigarette battery bar circuit described above, thus With identical effect.

Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other The difference of embodiment, just to refer each other for identical similar portion between each embodiment.

The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or new using this practicality Type.A variety of modifications of these embodiments will be apparent for those skilled in the art, determine herein The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The most wide range consistent with features of novelty.

Claims (10)

1. a kind of electronic cigarette battery bar circuit, which is characterized in that including:It electronic cigarette battery and is powered by the electronic cigarette battery Microprocessor and the charge management module being electrically connected respectively with the microprocessor, the charge and discharge for including charge and discharge common port Electric module, switch, battery voltage sampling module and display module;The charge and discharge common port includes anode port and negative pole end Mouthful;
The charge management module is also electrically connected with the charge-discharge modules, the charge-discharge modules also with the electronic cigarette battery Electrical connection, the microprocessor for control the charge management module and the charge-discharge modules, the charge-discharge modules with Disconnection and conducting between the electronic cigarette battery;
The sampled voltage that the charge-discharge modules are used to obtain at the charge and discharge common port is sent to the microprocessor, when When sampled voltage at the charge and discharge common port is less than the first preset voltage, the microprocessor determines that the charge and discharge are total to It is electrically connected with port with atomizer, when the microprocessor detects that the switch is triggered, controls the electronic cigarette battery It is connected between the charge-discharge modules, to discharge for the atomizer, and the display module is controlled to show the electronic cigarette The sampled voltage of battery;
When sampled voltage at the charge and discharge common port is more than the second preset voltage, the microprocessor determines described fill Electric discharge common port is electrically connected, and control and be connected between the charge management module and the electronic cigarette battery with charger, with It charges for the electronic cigarette battery;The microprocessor is additionally operable to that the battery voltage sampling module is connected, to obtain the electricity The sampled voltage of the electronic cigarette battery that cell voltage sampling module detects;The microprocessor is additionally operable to from the charge and discharge Module obtains the sampled voltage at the charge and discharge common port, and the display module is controlled to show that the charge and discharge share The sampled voltage of the sampled voltage of port and the electronic cigarette battery.
2. electronic cigarette battery bar circuit according to claim 1, which is characterized in that at the charge and discharge common port When sampled voltage is more than third preset voltage, wherein the third preset voltage is more than second preset voltage, micro- place Reason device is additionally operable to that the charge management module is controlled to disconnect with the electronic cigarette battery, to stop filling for the electronic cigarette battery Electricity.
3. electronic cigarette battery bar circuit according to claim 1, which is characterized in that the charge-discharge modules include the one or three Pole pipe, the first field-effect tube, the second field-effect tube, first resistor, second resistance, 3rd resistor and the 4th resistance;
One end of the first resistor is connected with the microprocessor, and the other end is connected with the base stage of first triode;
The emitter ground connection of first triode, collector and the second resistance, the G poles of first field-effect tube and institute The G for stating the second field-effect tube is extremely connected, D pole and second field-effect tube of the second resistance with first field-effect tube D extremely be connected, the S poles of first field-effect tube are connected with the anode of the electronic cigarette battery, the S of second field-effect tube Pole is connected with the anode port of the 3rd resistor and the charge and discharge common port;The positive terminal of the charge and discharge common port Mouth is also connected with the charge management module;
The other end of the 3rd resistor is connected with the 4th resistance, the other end ground connection of the 4th resistance;Micro- place Reason device is connected with the 3rd resistor and the 4th resistance, to obtain the voltage of the charge and discharge common port.
4. electronic cigarette battery bar circuit according to claim 3, which is characterized in that the charge-discharge modules further include the 5th Resistance, the cathode port of the charge and discharge common port are connected with the 5th resistance, the other end ground connection of the 5th resistance; The microprocessor is connected with the cathode of the charge and discharge common port and the 5th resistance;
Sampled voltage at the charge and discharge common port is less than the first preset voltage, and when the switch is triggered, described Microprocessor obtains the electric current of the 5th resistance;
When the microprocessor confirms that the electric current of the 5th resistance is more than preset current, the charge-discharge modules and institute are controlled Electronic cigarette battery disconnection is stated, to stop discharging for the atomizer.
5. electronic cigarette battery bar circuit according to claim 1, which is characterized in that the charge management module specifically includes 6th resistance, the 7th resistance, the second triode, third field-effect tube, charging management chip;
One end of 6th resistance is connected with the microprocessor, and the other end is connected with the base stage of second triode;
The emitter ground connection of second triode, collector and one end of the 7th resistance, the G of the third field-effect tube Extremely it is connected;
The D poles of the third field-effect tube and the other end of the 7th resistance, the anode port of the charge and discharge common port It is connected, S poles are connected with the charging management chip;
The charging management chip is also connected with the microprocessor and the electronic cigarette battery, by the electronic cigarette battery Charged state is sent to the microprocessor.
6. electronic cigarette battery bar circuit according to claim 1, which is characterized in that the display module is specially organic hair Optical diode (OLED) display module.
7. electronic cigarette battery bar circuit according to claim 1, which is characterized in that the display module include OLED screen, 8th resistance, the 9th resistance, the tenth resistance, the 11st resistance, the 12nd resistance, third transistor, the 4th triode and the 5th Triode;
The anode of the electronic cigarette battery is connected with one end of the 8th resistance, the emitter of the third transistor, described The other end of 8th resistance is connected with one end of the base stage of the third transistor, the 9th resistance, the third transistor Collector be connected with the OLED screen;
The other end of 9th resistance is connected with the collector of the 4th triode, and the emitter of the 4th triode connects Ground, base stage are connected with one end of the tenth resistance, one end of the 12nd resistance, another termination of the tenth resistance Ground, the other end of the 12nd resistance are connected with the collector of the OLED screen, the 5th triode;
The emitter of 5th triode is connected with the charge management module, base stage and one end phase of the 11st resistance Even, the other end of the 11st resistance is connected with the microprocessor.
8. electronic cigarette battery bar circuit according to claim 1, which is characterized in that the battery voltage sampling module is specific Including the 13rd resistance and the 14th resistance, wherein one end of the 13rd resistance and the anode phase of the electronic cigarette battery Even, the other end of the 13rd resistance is connected with one end of the 14th resistance, the microprocessor, the 14th electricity The other end of resistance is connected with the microprocessor.
9. electronic cigarette battery bar circuit according to claim 1, which is characterized in that the electronic cigarette battery bar circuit also wraps Battery protection module is included, the battery protection module specifically includes the 15th resistance, the 16th resistance, the first capacitance, battery and protects Protect chip, double N-channel field-effect tube;
One end of 15th resistance is connected with the anode of the electronic cigarette battery, the other end and the battery protection chip Supply voltage interface, first capacitance one end be connected, the other end of first capacitance is negative with the electronic cigarette battery Extremely it is connected, the power cathode of the battery protection chip is connected with the cathode of the electronic cigarette battery;
First source electrode of double N-channel field-effect tube is connect with the cathode of the electronic cigarette battery, the second source electrode ground connection, and first Grid and second grid are connected with the battery protection chip;
One end of 16th resistance is connected with the battery protection chip, the other end and double N-channel field-effect tube Second grid is connected.
10. a kind of electronic cigarette battery bar, which is characterized in that including electronic cigarette battery bar as described in any one of claim 1 to 9 Circuit.
CN201490001622.XU 2014-12-19 2014-12-19 Electronic cigarette battery bar circuit and electronic cigarette battery bar CN207561375U (en)

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PCT/CN2014/094371 WO2016095206A1 (en) 2014-12-19 2014-12-19 Electronic cigarette battery rod circuit and electronic cigarette battery rod

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