WO2017091926A1

WO2017091926A1 - Battery assembly and e-cigarette

Info

Publication number: WO2017091926A1
Application number: PCT/CN2015/095911
Authority: WO
Inventors: 刘秋明; 向智勇; 韦志林; 牛建华
Original assignee: 惠州市吉瑞科技有限公司深圳分公司
Priority date: 2015-11-30
Filing date: 2015-11-30
Publication date: 2017-06-08
Also published as: CN208425508U

Abstract

A battery assembly and e-cigarette, the battery assembly comprising a battery sleeve (101), a fixed sleeve (102), a battery (103), a microprocessor (701), a potentiometer module (200), a knob support frame (300) and a knob (400). The microprocessor (701) is electrically connected to potentiometer module (200), and is for controlling an output voltage of the battery assembly on the basis of the potential of the potentiometer module (200). By adjusting the potential of the potentiometer module (200), such that the microprocessor (701) controls an output voltage of the battery assembly on the basis of the potential of the potentiometer module (200) so as to provide an output voltage to an electric heating wire (702), the temperature of the electric heating wire (702) is maintained to be within an appropriate temperature range, so as to ensure that user can inhale vapor having a favorable texture, effectively avoiding a situation in which e-liquid cannot be fully atomized caused by excessively low temperature of the electric heating wire (702), or dry-burning of the electric heating wire (702) caused by excessively high temperature of the electric heating wire (702).

Description

Battery component and electronic cigarette

Technical field

The utility model relates to the field of electronic cigarettes, in particular to a battery component and an electronic cigarette.

Background technique

In order to avoid the damage of tobacco to human health, the prior art provides an electronic cigarette, which is generally composed of a battery assembly and an atomizing assembly, wherein the atomizing assembly is provided with a heating wire and a smoke oil, and the heating wire is provided. The two ends are respectively electrically connected to the battery assembly. When the battery assembly supplies power to the heating wire, the heating wire can atomize the oil to generate smoke, and the user can suck the smoke.

Applicants have noted that the smoky oil produces the best taste at the right temperature, and when the temperature of the heating wire is too high or too low, the user cannot smoke the best-smelling smoke. However, the electronic cigarette provided by the prior art cannot adjust the temperature of the heating wire, so that the electronic cigarette cannot ensure that the user can suck the smoke with the best taste, and because the temperature of the heating wire cannot be adjusted, the temperature of the heating wire is over. When the temperature is low, the smoke oil cannot be sufficiently atomized, and the user can suck the smoke oil which is not sufficiently atomized. When the temperature of the heating wire is too high, the heating wire is easily dried, so that the user sucks to the health of the body. gas.

Utility model content

The utility model provides a battery assembly and an electronic cigarette.

A battery assembly for powering an atomizing assembly to atomize the atomizing component to form a smoke, wherein the battery assembly includes: a battery cover, and is inserted and fixed at an end of the battery cover a fixing sleeve, a battery disposed in the battery sleeve, and a microprocessor electrically connected to the battery, the battery assembly further comprising a potentiometer assembly, a knob bracket and a knob, the microprocessor and the potentiometer assembly Electrically connected, the microprocessor is configured to control an output voltage of the battery component according to a potential of the potentiometer assembly;

An annular flange is disposed on an outer surface of one end of the fixing sleeve, and the annular flange is abutted on an end surface of the battery sleeve to block the movement of the fixing sleeve toward the battery, and the fixing sleeve is limited in setting a stepped step, the knob bracket is fixed in the fixing sleeve and abuts against the limiting step, the limiting step is configured to block the knob bracket from moving toward the battery direction, and is disposed through the knob bracket a first through hole, the knob being provided with an extension arm extending toward the battery, the extension arm passing through The first through hole is connected to the potentiometer assembly to adjust a potential of the potentiometer assembly when the knob is rotated, and a first protrusion limiting portion is disposed on an outer circumferential surface of the extension arm. The first raised limiting portion is fastened to the knob bracket to block the knob from moving away from the potentiometer assembly.

Preferably, the knob is disposed with an annular guide rail toward an end surface of the battery, and the fixing sleeve is disposed with an annular second protrusion limiting portion toward the end surface of the knob, and the second protrusion limiting portion And matching with the annular guide rail, the second protrusion limiting portion is rotatable along a guide of the annular guide rail.

Preferably, the limiting step is an annular step disposed on an inner wall surface of the fixing sleeve, and one end surface of the knob bracket abuts on the annular step.

Preferably, the potentiometer assembly includes a potentiometer, a fixing member and a rotatable rotating shaft, and the fixing member is configured to fix the potentiometer assembly at an end of the fixing sleeve near the battery, the rotating shaft For changing a potential of the potentiometer due to rotation of the rotating shaft, the rotating shaft is provided with a first groove toward an end of the knob, the extending arm is coaxially disposed with the rotating shaft, and the An extension arm is engaged with the first groove, and the extension arm is configured to drive the rotation of the shaft.

Preferably, the potentiometer is provided with at least one second through hole, the fixing sleeve is provided with at least one second groove, and the number of the second through hole and the second groove is equal and the same Axis setting

The fixing member can pass through the second through hole, and the fixing member passing through the second through hole is inserted into the second groove, and the fixing member and the second through hole respectively The second groove has an interference fit such that the potentiometer is fixedly disposed by the fixing member at an end of the fixing sleeve near the battery, and the fixing member is for preventing the potentiometer from rotating.

Preferably, the inner peripheral surface of the first through hole is provided with at least one second protrusion limiting portion, and the second convex limiting portion is located away from the potentiometer of the first convex limiting portion One side of the assembly moves in a direction that blocks the knob away from the potentiometer assembly.

Preferably, the knob is provided with at least one limiting post toward the end surface of the battery, and the limiting post is located between the extending arm and the annular rail;

The knob bracket is disposed with an arc-shaped guide rail toward an end surface of the knob, and the limiting post is inserted into the arc-shaped guide rail so that the limit post can follow the arc when the knob is rotated The guide slide of the guide rail enables the limit post to rotate within a preset angle of the curved guide rail.

An electronic cigarette, comprising: a heating wire, a battery, a potentiometer, a microprocessor, and a power supply circuit, wherein the heating wire, the battery, the potentiometer, and the power supply circuit are respectively associated with the micro Electrical connection

The microprocessor is configured to output different output voltages according to the potentiometer to output different output voltages, and the microprocessor is further configured to output the output voltage to the electric heating wire through the power supply circuit, so as to The electric heating wire atomizes the smoke oil to form smoke.

Preferably, the electronic cigarette further comprises a heating wire voltage detecting circuit, and the voltage detecting circuit comprises:

a voltage dividing circuit electrically connected to the heating wire and the microprocessor, respectively, to enable the microprocessor to read the voltage of the heating wire through the voltage dividing circuit;

a first switching device, a gate of the first switching device is electrically connected to the microprocessor, a source of the first switching device is electrically connected to a positive electrode of the battery, and a drain of the first switching device Electrically connected to the heating wire;

a second switching device, a gate of the second switching device is electrically connected to the microprocessor, a source of the second switching device is electrically connected to a positive electrode of the battery, and a drain of the second switching device Electrically connected to the heating wire;

The microprocessor is configured to turn on the first switching component and disconnect the second switching component to output the output voltage to the heating wire to operate the heating wire;

The microprocessor is further configured to open the first switching component and turn on the second switching component to enable the microprocessor to acquire a voltage of the heating wire through the voltage dividing circuit.

Preferably, the voltage dividing circuit includes a first resistor, a second resistor and a first capacitor, one end of the first resistor is electrically connected to the heating wire, and the other end of the first resistor and the second resistor The first capacitor and the microprocessor are electrically connected, and the second resistor and the other end of the first capacitor are connected and grounded.

The utility model provides a battery assembly and an electronic cigarette, the battery assembly comprising a battery sleeve, a fixing sleeve, a battery, a microprocessor, a potentiometer assembly, a knob bracket and a knob, the microprocessor and the potentiometer assembly Electrically connected, the microprocessor is configured to control an output voltage of the battery assembly according to a potential of the potentiometer assembly; the fixing sleeve is provided with an annular flange, and the annular flange abuts an end surface of the battery sleeve a finite step is disposed in the fixing sleeve, the knob bracket is fixed in the fixing sleeve and is abutted on the limiting step, the knob bracket is provided with a first through hole, and the knob is provided with An extension arm extending toward the battery direction, the extension arm being connected to the potentiometer assembly through the first through hole to adjust a potential of the potentiometer assembly when the knob is rotated, the extension a first protrusion limiting portion is disposed on an outer circumferential surface of the arm, and the first protrusion limiting portion is fastened to the knob On the bracket, the knob is prevented from moving in a direction away from the potentiometer assembly. The potential of the potentiometer assembly can be adjusted by the utility model, so that the microprocessor controls the output voltage of the battery assembly output to the electric heating wire according to the potential of the potentiometer assembly, thereby making the temperature of the electric heating wire Maintained in a suitable temperature range to ensure that the user smokes the best smoke, effectively avoiding the inability of the smoke oil to be sufficiently atomized when the temperature of the heating wire is too low, or the heating wire when the temperature of the heating wire is too high. Dry burning situation. The utility model has the advantages of simple and compact structure, convenient assembly, high production efficiency, and since the knob is disposed on the end surface of the battery assembly, it is not only convenient to use, but also avoids accidentally triggering the knob.

DRAWINGS

1 is a cross-sectional structural view showing an embodiment of a battery assembly provided by the present invention;

2 is a schematic view showing a partial explosion connection structure of an embodiment of a battery assembly provided by the present invention;

3 is a partial cross-sectional structural view of an embodiment of a battery assembly provided by the present invention.

4 is a schematic overall structural view of an embodiment of a knob bracket provided by the present invention;

FIG. 5 is a schematic overall structural view of an embodiment of a knob provided by the present invention; FIG.

6 is a side structural view of an embodiment of a battery assembly provided by the present invention;

7 is a schematic diagram of a circuit connection structure of an embodiment of an electronic cigarette provided by the present invention;

8 is a schematic diagram of a circuit connection structure of another embodiment of an electronic cigarette provided by the present invention;

FIG. 9 is a schematic diagram of a circuit connection structure of another embodiment of an electronic cigarette according to the present invention; FIG.

10 is a schematic diagram of a circuit connection structure of another embodiment of the electronic cigarette provided by the present invention;

FIG. 11 is a schematic diagram of a circuit connection structure of another embodiment of an electronic cigarette according to the present invention.

detailed description

Embodiment 1 This embodiment provides a battery assembly capable of adjusting the temperature of the heating wire. The battery assembly provided in this embodiment can adjust the output voltage output to the heating wire, so that the heating wire is powered at different output voltages. In case of different temperatures, the user is guaranteed to smoke the best taste.

First, the structure of the battery assembly will be described with reference to FIG. 1 and FIG. 2 , wherein FIG. 1 is a cross-sectional structural view of an embodiment of the battery assembly provided by the present invention, and FIG. 2 is a practical A schematic diagram of a partial exploded connection structure of an embodiment of the novel provided battery assembly.

Specifically, FIG. 2 is a schematic view showing the structure of the explosion connection of the region 100 shown in FIG. 1.

It should be clarified that the battery assembly provided in this embodiment is used for connecting with the atomizing assembly to form an electronic cigarette, and the battery assembly is used for powering the atomizing assembly to make the heating wire of the atomizing assembly. It is capable of atomizing smoke oil to form smoke.

The battery assembly provided in this embodiment includes a battery cover 101, a fixing sleeve 102 inserted and fixed at an end of the battery sleeve 101, a battery 103 disposed in the battery sleeve 101, and a micro-electrode connected to the battery 103. The processor further includes a potentiometer assembly 200, a knob bracket 300, and a knob 400.

First, how the fixing sleeve 102 is inserted and fixed to the end of the battery sleeve 101 is shown in conjunction with FIG. 1 and FIG. 3:

FIG. 3 is a partial cross-sectional structural diagram of an embodiment of a battery assembly provided by the present invention.

An annular flange 104 is disposed on an outer surface of one end of the fixing sleeve 102.

As can be seen from FIG. 3, the annular flange 104 extends in a direction perpendicular to the axial direction of the battery sleeve 101, and the annular flange 104 extends in a direction away from the battery 103.

The annular flange 104 abuts against an end surface of the battery sleeve 101 to block the movement of the fixing sleeve 102 toward the battery 103.

In order to improve the stability of the battery assembly structure shown in this embodiment, the fixing sleeve 102 is interference-fitted with the end of the battery sleeve 101.

The knob 400 is specifically disposed inside the battery case 101 through the knob bracket 300 as follows:

Continuing to refer to FIG. 3, a limit step 105 is disposed in the fixing sleeve 102.

As can be seen from FIG. 3, the extending direction of the limiting step 105 is perpendicular to the axial direction of the battery case 101, and the limiting step 105 extends in a direction toward the battery 103.

The knob bracket 300 is fixed in the fixing sleeve 102 and abuts against the limiting step 105.

Optionally, the limiting step 105 is an annular step disposed on an inner wall surface of the fixing sleeve 102, and one end surface of the knob bracket 300 abuts on the annular step.

Specifically, as shown in FIG. 2 and FIG. 3, the diameter of the fixing sleeve 102 is larger than the knob branch. The diameter of the frame 300 is such that the limit step 105 serves to block the knob holder 300 from moving toward the battery 103.

Further, the structure of the knob holder 300 will be described below with reference to FIG. 4, and the structure of the knob 400 will be described with reference to FIG.

4 is a schematic overall structural view of an embodiment of a knob bracket provided by the present invention, and FIG. 5 is a schematic overall structural view of an embodiment of a knob provided by the present invention.

A first through hole 301 is provided through the knob bracket 300.

The knob 400 is provided with an extension arm 401 extending toward the battery 103, and the extension arm 401 is connected to the potentiometer assembly 200 through the first through hole 301.

The extension arm 401 is in clearance with the first through hole 301 to enable the extension arm 401 to rotate in the first through hole 301 when the knob 400 is rotated by a user.

A first protrusion limiting portion 402 is disposed on an outer circumferential surface of the extension arm 401.

The first protrusion limiting portion 402 is fastened to the knob bracket 300 to block the knob 400 from moving away from the potentiometer assembly 200.

In this embodiment, the knob bracket 300 is fixed to the end of the battery sleeve 101, and the knob bracket 300 is fixed to the end of the battery sleeve 101 by the fixing sleeve 102.

The knob holder 300 can fix the knob 400 such that the knob 400 cannot move away from or near the battery 103, and the knob 400 can be rotated relative to the battery sleeve 101.

The knob 400 is engaged with the potentiometer assembly 200 such that the knob 400 can be rotated to adjust the potential of the potentiometer assembly 200, thereby adjusting the output voltage of the battery assembly output to the heating wire.

The potential of the potentiometer assembly 200 can be adjusted when the knob 400 is rotated. In the present embodiment, the microprocessor is electrically connected to the potentiometer assembly 200, and the microprocessor is used according to the potentiometer assembly. The potential of 200 controls the output voltage of the battery assembly to the heating wire, so that the temperature of the heating wire is maintained within a suitable temperature range, so as to ensure that the user smokes the smoke with the best taste, and effectively avoids the heating wire. The smoke oil that appears when the temperature is too low cannot be sufficiently atomized or the electric wire is dry when the temperature of the heating wire is too high.

Moreover, the knob 400 in the embodiment is disposed at an end of the battery sleeve 101 away from the atomizing assembly, so that the knob 400 is rotated during the user's suction of the smoke to adjust the output voltage.

Moreover, the structure of the battery assembly provided by the embodiment is stable, effectively avoiding the possibility of shaking up and down of each component of the battery component during the process of adjusting the output voltage, effectively improving the accuracy in adjusting the output voltage, and effectively facilitating assembly. Improve assembly efficiency.

Embodiment 2 This embodiment describes in detail how the potentiometer assembly 200 specifically adjusts the output voltage:

First, the specific structure of the potentiometer assembly 200 will be described in detail in conjunction with FIG. 2 and FIG. 3:

The potentiometer assembly 200 includes a potentiometer 201, a fixture 202, and a rotatable shaft 203.

The potentiometer 201 provided in this embodiment is a variable resistor for voltage division, and the potential of the potentiometer 201 can be changed by rotating the rotating shaft 203, thereby further micro-processing electrically connected to the potentiometer 201. The device is capable of changing the magnitude of the output voltage of the battery 103 output to the heating wire.

That is, the rotating shaft 203 is used to change the potential of the potentiometer 201 due to the rotation of the rotating shaft 203, and the rotating shaft 203 is provided with a first groove 204 toward the end of the knob 400.

The extension arm 401 is disposed coaxially with the rotating shaft 203, and the extension arm 401 is engaged with the first groove 204, and the extension arm 401 is configured to drive the rotation shaft 203 to rotate.

Optionally, the first groove 204 shown in this embodiment has a cross-shaped structure.

It should be understood that the specific structure of the first groove 204 and the structure of the end portion of the extending arm 401 and the first groove 204 are not limited in this embodiment, as long as the extending arm 401 can The rotation shaft 203 can be rotated.

That is, when the knob 400 is rotated, the extending arm 401 of the knob 400 can rotate the rotating shaft 203, so that the rotating rotating shaft 203 adjusts the potential of the potentiometer 201.

The details of how the potentiometer assembly 200 is fixedly disposed in the battery case 101 are described in detail below with reference to FIGS. 2 and 3:

The fixing member 202 is configured to fix the potentiometer assembly 200 at an end of the fixing sleeve 102 near the battery 103.

Specifically, at least one second through hole 205 is opened through the potentiometer 201 .

The fixing sleeve 102 is provided with at least one second groove 206.

The number of the second through holes 205 and the second grooves 206 is equal and coaxial.

The fixing member 202 can pass through the second through hole 205, and the fixing member 202 passing through the second through hole 205 is inserted into the second groove 206.

The fixing member 202 is respectively interference-fitted with the second through hole 205 and the second groove 206, so that the potentiometer 201 is fixedly disposed on the fixing sleeve 102 by the fixing member 202. The end of the battery 103.

In this embodiment, the fixing member 202 is a bolt or a screw, etc., as long as the fixing member 202 can prevent the potentiometer 201 from rotating.

Embodiment 3, this embodiment describes in detail how the knob 400 is specifically rotated:

As shown in FIG. 3 and FIG. 5, the knob 400 is provided with an annular guide 403 toward the end surface of the battery 103.

The fixing sleeve 102 is provided with an annular second protrusion limiting portion 106 facing the end surface of the knob 400.

The second protrusion limiting portion 106 and the annular rail 403 are matched, and the second protrusion limiting portion 106 is rotatable along the guiding of the annular rail 403 to enable the user to rotate the knob 400. The second protrusion limiting portion 106 can rotate along the guide of the annular rail 403. By the cooperation of the second protrusion limiting portion 106 and the annular guide rail 403, the knob 400 can be prevented from swinging, which makes it more stable and reliable.

The inner circumferential surface of the first through hole 301 is provided with at least one second protrusion limiting portion 302.

In this embodiment, the second protrusion limiting portion 302 is made of an elastic material.

The second protrusion limiting portion 302 is located at a side of the first protrusion limiting portion 402 remote from the potentiometer assembly 200 to block the knob 400 from moving away from the potentiometer assembly 200.

How to control the rotation angle of the rotating shaft 203 of the potentiometer 201 is described in detail below:

The knob 400 is provided with at least one limiting post 404 toward the end surface of the battery 103, and the limiting post 404 is located between the extending arm 401 and the annular guide 403.

The knob holder 300 is provided with an arc-shaped guide rail 303 toward an end surface of the knob 400.

The limiting post 404 is inserted into the curved rail 303, so that when the knob 400 rotates, the limiting post 404 can slide along the guiding of the curved rail 303, so that the limit The post 404 is rotatable within a predetermined angle of the curved rail 303.

Optionally, the angle of the curved guide rail 303 provided by the embodiment is 270 degrees, so that the knob can only rotate within the angular range of the curved guide rail 303, so that the knob 400 drives the rotating shaft. When the rotation 203 is rotated, the rotating shaft 203 rotates within the angular range of the curved guide rail 303, and will not Rotate within 360 degrees.

It should be noted that, in this embodiment, the angle of the curved guide rail 303 is not limited as long as the potential of the potentiometer 201 can be easily adjusted.

In order to make it easier for the user to adjust the temperature of the heating wire, as shown in FIG. 5, the outer circumferential surface of the knob 400 provided in this embodiment is further provided with a pointer identifier 405.

As shown in FIG. 6, the battery case 101 is engraved with a thermometer near the outer peripheral surface of the knob 400.

Optionally, the thermometer is a Celsius scale 107 and/or a Fahrenheit scale 108.

When the battery assembly provided by the embodiment is specifically applied, since the output voltage of the battery assembly is in one-to-one correspondence with the temperature of the heating wire of the atomizing assembly, the heating wire can be predetermined when the rotating shaft rotates to a different angle. The temperature is, and the Celsius scale 107 and/or the Fahrenheit scale 108 are engraved according to the correspondence between the angle at which the rotating shaft is located and the temperature of the heating wire.

During the specific use, the user can adjust according to the temperature pointed by the pointer identifier 405, so that the user can determine the scale on the thermometer indicated by the pointer identifier 405 when the knob 400 is rotated. The current temperature of the heating wire facilitates the user to adjust the temperature of the heating wire, that is, it is finally convenient to adjust the temperature of the smoke and the amount of smoke.

It can be seen that the battery assembly provided by the embodiment can effectively improve the efficiency in assembling the battery assembly, and the stability of the structure of the assembled battery assembly can be avoided when the knob 400 is rotated multiple times. The possibility that the component structure is unstable or shaken may effectively extend the life of the battery assembly.

Embodiment 4 This embodiment describes the electronic cigarette provided in this embodiment in detail:

The electronic cigarette provided in this embodiment includes an atomizing component for atomizing smoke oil to form smoke, and the electronic cigarette further includes a battery component connected to the atomizing component, and the battery component is used for the battery component For powering the atomizing assembly.

For the specific structure of the battery assembly, refer to the first embodiment to the third embodiment, and details are not described herein.

The electrical connection structure inside the electronic cigarette provided by the embodiment is described below with reference to FIG. 7 :

The electronic cigarette includes a heating wire 702, a battery 704, a potentiometer 703, a microprocessor 701, and a power supply circuit 705.

The heating wire 702, the battery 704, the potentiometer 703, and the power supply Circuits 705 are electrically coupled to the microprocessor 701, respectively.

Specifically, the microprocessor 701 is configured to output different output voltages according to the potentiometer 703 to output different output voltages, and the microprocessor 701 is further configured to output the output voltage to the power supply circuit 705. The heating wire 702 is configured to atomize the heating wire 702 to form smoke.

Further, as shown in FIG. 8, as shown in FIG. 8, the model of the microprocessor 701 may be STM32F030F4.

Optionally, as shown in FIG. 8 , a voltage stabilizing circuit 801 is further electrically connected between the power supply circuit 705 and the microprocessor 701 .

The voltage stabilizing circuit 801 is configured to adjust an operating voltage supplied by the power supply circuit 705 to the microprocessor 701 to stabilize the adjusted operating voltage at a rated operating voltage of the microprocessor 701.

The rated operating voltage of the microprocessor 701 in FIG. 8 is 3V. In FIG. 8, the positive voltage of the battery is input to the voltage regulator TLV70430 through the Zener diode D1 to adjust the voltage of the electronic cigarette battery output greater than 3V. A stable 3V VDD voltage is output to the microprocessor 701 (i.e., the VDD terminal of the microprocessor 701 of FIG. 8) to provide the microprocessor 701 with an operating voltage that enables it to operate normally.

Optionally, when the microprocessor 701 controls the power supply circuit 705 to supply power to the heating wire 702, the microprocessor 701 controls the Q4 shown in FIG. 8 to be turned on to detect the battery voltage.

Further, as shown in FIG. 9, the electronic cigarette provided in this embodiment further includes a heating wire voltage detecting circuit, and the voltage detecting circuit includes:

A voltage dividing circuit 901 electrically connected to the heating wire 702 and the microprocessor 701, respectively, to cause the microprocessor 701 to read the voltage of the heating wire 702 through the voltage dividing circuit 901.

The first switching device Q2 has a gate of the first switching device Q2 electrically connected to the microprocessor 701.

Specifically, in the embodiment, the first switching device Q2 is a field effect transistor, and the gate of the first switching device Q2 is electrically connected to the 14th pin DUTR end of the microprocessor 701.

A source of the first switching device Q2 is electrically connected to a positive electrode of the battery, and a drain of the first switching device Q2 is electrically connected to the heating wire 702.

The second switching device Q3 has a gate of the second switching device Q3 electrically connected to the microprocessor.

Specifically, in the embodiment, the second switching device Q3 is a field effect transistor, and the gate of the second switching device Q3 is electrically connected to the 16th pin UP_EN end of the microprocessor 701.

The source of the second switching device Q3 is electrically connected to the positive electrode of the battery, and the second switching device The drain of Q3 is electrically connected to the heating wire 702.

Specifically, the microprocessor 701 is configured to turn on the first switching device Q2 and turn off the second switching device Q3 to output the output voltage to the heating wire 702 to make the electric heating Silk 702 works.

Specifically, the microprocessor 701 is further configured to open the first switching device Q2 and turn on the second switching device Q3, so that the microprocessor 701 can acquire the device through the voltage dividing circuit 901. The voltage of the heating wire 701 is described.

Further, the voltage dividing circuit 901 includes a first resistor R13, a second resistor R15, and a first capacitor C12.

One end of the first resistor R13 is electrically connected to the heating wire 702, and the other end of the first resistor R13 is electrically connected to the second resistor R15, the first capacitor C12, and the microprocessor 701.

Specifically, the other end of the first resistor R13 is electrically connected to the second resistor R15, the first capacitor C12, and the No. 8 pin DRIV end of the microprocessor 701.

The second resistor R15 is connected to the other end of the first capacitor C12 and grounded.

In this embodiment, the voltage dividing circuit 901 is configured to acquire a voltage value of the heating wire 702, and convert the voltage value into a readable voltage of the microprocessor 701 or stop acquiring the voltage value.

For example, if the microprocessor 701 provided in this embodiment can read a voltage value lower than 3V, the power supply voltage of the heating wire 702 is usually about 4.2V, that is, in the case of normal battery power, the heating wire 702 The voltage value is 3V or more. In the present scheme, the voltage dividing circuit 901 is provided to enable the microprocessor 701 to read a voltage value lower than 3V through the voltage dividing circuit 901, and pass the lower voltage. The voltage value indirectly reads the voltage value of the heating wire 702.

The electronic cigarette provided in this embodiment further includes a battery management circuit, which is shown in FIG. 10 and FIG. 11, and the circuits shown in FIG. 10 and FIG. 11 are connected through the terminal Um.

The USB interface in Figure 10 is a USB interface for external charging of electronic cigarettes.

The No. 1 pin of the USB interface is connected to the battery charging management chip MT2011, and the battery charging management chip MT2011 is electrically connected to the microprocessor 701.

The microprocessor 701 is configured to receive a battery charging management signal sent by the battery charging management chip MT2011, and perform charging management on the battery.

More specifically, the battery positive voltage output terminal B + output voltage signal, through the capacitors C5 and C3 After the line filtering process, the input is applied to the boosting module based on the current mode boost converter MM3280 (shown in FIG. 11) for boosting, and the battery voltage of the electronic cigarette (such as 4V) is boosted to the general electronic device. (such as mobile phone) 5V voltage required for charging.

A person skilled in the art can clearly understand that for the convenience and brevity of the description, the specific working process of the system, the device and the unit described above can refer to the corresponding process in the foregoing method embodiment, and details are not described herein again.

The above embodiments are only used to illustrate the technical solutions of the present invention, and are not intended to be limiting; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that The technical solutions are described as being modified, or equivalent to some of the technical features, and the modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

A battery assembly for powering an atomizing assembly to atomize the atomizing component to form a smoke, wherein the battery assembly comprises: a battery cover, and is inserted and fixed at the battery sleeve end a fixing sleeve, a battery disposed in the battery sleeve, and a microprocessor electrically connected to the battery, the battery assembly further comprising a potentiometer assembly, a knob bracket and a knob, the microprocessor and the potential The device assembly is electrically connected, and the microprocessor is configured to control an output voltage of the battery component according to a potential of the potentiometer assembly;

An annular flange is disposed on an outer surface of one end of the fixing sleeve, and the annular flange is abutted on an end surface of the battery sleeve to block the movement of the fixing sleeve toward the battery, and the fixing sleeve is limited in setting a stepped step, the knob bracket is fixed in the fixing sleeve and abuts against the limiting step, the limiting step is configured to block the knob bracket from moving toward the battery direction, and is disposed through the knob bracket a first through hole, the knob is provided with an extending arm extending toward the battery, and the extending arm is connected to the potentiometer assembly through the first through hole to be adjustable when the knob is rotated a potential of the potentiometer assembly, a first protrusion limiting portion is disposed on an outer circumferential surface of the extension arm, and the first protrusion limiting portion is fastened on the knob bracket to block the knob from moving away from the knob The direction of the potentiometer assembly moves.
The battery assembly according to claim 1, wherein the knob is provided with an annular guide rail toward an end surface of the battery, and the fixing sleeve is provided with an annular second protrusion limiting portion toward an end surface of the knob. And the second protrusion limiting portion and the annular guide rail are matched to each other, and the second protrusion limiting portion is rotatable along a guide of the annular guide rail.
The battery assembly according to claim 1 or 2, wherein the limiting step is an annular step disposed on an inner wall surface of the fixing sleeve, and an end surface of the knob holder abuts against the annular step.
The battery pack according to claim 1, wherein said potentiometer assembly comprises a potentiometer, a fixing member, and a rotatable rotating shaft, and said fixing member is for fixing said potentiometer assembly to said fixing sleeve Close to an end of the battery, the rotating shaft is configured to cause a potential of the potentiometer to change due to rotation of the rotating shaft, the rotating shaft being provided with a first groove toward an end of the knob, the extending arm Coaxially disposed with the rotating shaft, and the extending arm is engaged with the first groove, and the extending arm is configured to drive the rotating shaft to rotate.
The battery assembly according to claim 4, wherein at least one second through hole is opened through the potentiometer, the fixing sleeve is provided with at least one second groove, and the second through hole is The number of the second grooves is equal and coaxially disposed;

The fixing member can pass through the second through hole, and the fixing member passing through the second through hole is inserted into the second groove, and the fixing member and the second through hole respectively The second groove has an interference fit such that the potentiometer is fixedly disposed by the fixing member at an end of the fixing sleeve near the battery, and the fixing member is for preventing the potentiometer from rotating.
The battery assembly according to claim 2, wherein the inner peripheral surface of the first through hole is provided with at least one second protrusion limiting portion, and the second convex limiting portion is located at the first A side of the raised stop that is remote from the potentiometer assembly moves the knob away from the potentiometer assembly.
The battery assembly according to claim 6, wherein the knob is provided with at least one limiting post toward an end surface of the battery, and the limiting post is located between the extending arm and the annular rail;

The knob bracket is disposed with an arc-shaped guide rail toward an end surface of the knob, and the limiting post is inserted into the arc-shaped guide rail so that the limit post can follow the arc when the knob is rotated The guide slide of the guide rail enables the limit post to rotate within a preset angle of the curved guide rail.
An electronic cigarette, comprising: a heating wire, a battery, a potentiometer, a microprocessor, and a power supply circuit, wherein the heating wire, the battery, the potentiometer, and the power supply circuit respectively and the micro Processor electrical connection;

The microprocessor is configured to output different output voltages according to the potentiometer to output different output voltages, and the microprocessor is further configured to output the output voltage to the electric heating wire through the power supply circuit, so as to The electric heating wire atomizes the smoke oil to form smoke.
The electronic cigarette according to claim 8, wherein the electronic cigarette further comprises a heating wire voltage detecting circuit, and the voltage detecting circuit comprises:

a voltage dividing circuit electrically connected to the heating wire and the microprocessor, respectively, to enable the microprocessor to read the voltage of the heating wire through the voltage dividing circuit;

a first switching device, a gate of the first switching device is electrically connected to the microprocessor, a source of the first switching device is electrically connected to a positive electrode of the battery, and a drain of the first switching device Electrically connected to the heating wire;

a second switching device, a gate of the second switching device is electrically connected to the microprocessor, a source of the second switching device is electrically connected to a positive electrode of the battery, and a drain of the second switching device Electrically connected to the heating wire;

The microprocessor is configured to turn on the first switching component and disconnect the second switching component to output the output voltage to the heating wire to operate the heating wire;

The microprocessor is further configured to open the first switching component and turn on the second switching component to enable the microprocessor to acquire a voltage of the heating wire through the voltage dividing circuit.
The electronic cigarette according to claim 9, wherein the voltage dividing circuit comprises a first resistor, a second resistor and a first capacitor, and one end of the first resistor is electrically connected to the heating wire, the first The other end of a resistor is electrically coupled to the second resistor, the first capacitor, and the microprocessor, and the second resistor is coupled to the other end of the first capacitor and grounded.