CN204292199U - A kind of electronic cigarette with Bluetooth function - Google Patents

Abstract

The utility model discloses an electronic cigarette with bluetooth function; it comprises an atomizing part and a battery part connected to the atomizing part, the end of the atomizing part is connected to a suction nozzle, and a PCB is arranged in the cavity of the battery part board; the PCB board is provided with an MCU processor and a boost circuit electrically connected to the MCU processor, a voltage divider circuit, an OLED display circuit, a key switch, a low-voltage alarm device, a charging circuit and a Bluetooth circuit; the Bluetooth circuit The CC2540F256 chip is used, which is a 2.4GHz single-chip low-power Bluetooth system-level chip. The MCU processor is a STM8S105K4 single-chip microcomputer. The boost circuit is controlled by the single-chip microcomputer to output different voltages and powers. At the same time, all parameters are displayed on the OLED screen. Through the Bluetooth function, the electronic cigarette can be docked with mobile phones, laptops, and tablets with Bluetooth functions.

Description

An electronic cigarette with bluetooth function

technical field

The utility model patent relates to the field of electronic cigarettes, in particular to an electronic cigarette with bluetooth function.

Background technique

At present, electronic cigarettes have been gradually popularized by the public. Non-tobacco electronic cigarettes will not harm the health of the body, and can also emit smoke. Snorting. Because it has not been burned, it does not contain harmful substances such as carbon monoxide and tar, and will not produce second-hand smoke hazards.

The traditional electronic cigarette is composed of an atomizing part, a battery part, and a mouthpiece. The battery part provides power to heat the heating wire in the atomizing part. The heating wire is usually wound with an oil-absorbing rope, and the two ends of the oil-absorbing rope are put into the e-liquid chamber Inside, when the e-liquid cavity is filled with e-liquid, the oil-absorbing rope will suck the e-liquid into the heating wire, the temperature of the heated heating wire will rise, and the smoke on the oil-absorbing rope will be heated and volatilized to form smoke, which will be sucked into the mouth of the smoker from the mouthpiece .

With the continuous advancement of electronic cigarette technology, there is a display screen on the electronic cigarette, and you can know the parameters such as the power, voltage, and oil volume of the electronic cigarette by viewing the display screen. However, such instant parameters can only be used as a one-time For the understanding of nature, these data cannot be transmitted to other devices, such as mobile phones, tablets, laptops, etc. with bluetooth function. At the same time, traditional electronic cigarettes lack circuit settings such as protection functions on the PCB. If the circuit lacks protection, the components will be easily damaged, and the high heat will shorten the service life of the electronic cigarette.

At present, there are more and more users of e-cigarettes. Many e-cigarette users do not understand some characteristics of e-cigarettes when they use them. In the process of smoking, they do not have a good way to control smoking. Traditional e-cigarettes The intelligence is low, such as the user cannot grasp the amount of smoke produced by the electronic cigarette, the battery consumption, etc., if used carelessly, it will cause damage to the components in the electronic cigarette.

Therefore, traditional electronic cigarettes need to be improved.

Utility model content

In view of the deficiencies in the above technologies, the technical problem to be solved by the utility model patent is to provide an electronic cigarette with Bluetooth function.

In order to solve the problems of the technologies described above, the utility model is realized through the following solutions:

An electronic cigarette with bluetooth function, which includes an atomizing part and a battery part connected to the atomizing part, the end of the atomizing part is connected to a suction nozzle, and a PCB board is arranged in the cavity of the battery part; The board is provided with an MCU processor and a boost circuit electrically connected to the MCU processor, a voltage divider circuit, an OLED display circuit, a key switch, a low-voltage alarm device, a charging circuit and a Bluetooth circuit; the Bluetooth circuit uses a CC2540F256 chip , the chip is a 2.4GHz single-chip low-power Bluetooth system-on-chip, the XOSC1 and XOSC2 pins of the Bluetooth circuit are electrically connected to a 32MHZ crystal oscillator, and the RF_N pin output is electrically connected to a capacitor C13 and a capacitor C16 in turn. , the output end of the RF_P pin is electrically connected to capacitor C15, air-core inductor L5 in turn, capacitor C16, and the output end of air-core inductor L5 are connected together, and its output end is electrically connected to air-core inductor L7, air-core inductor L8 in turn, and the model is ANT-50R- L: 3MM antenna; the output terminal of the 32MHZ crystal oscillator is electrically connected to a resistor R16, and the negative end of the resistor R16 is grounded.

Further, an air-core inductor L6 is electrically connected to a branch line of the connecting line between the capacitor C13 and the capacitor C16.

Further, a capacitor C17 is electrically connected to a branch line of the connecting line between the capacitor C15 and the air-core inductor L5.

Further, a capacitor C19 is electrically connected to a branch line of the connecting line between the air-core inductor L7 and the air-core inductor L8.

Further, the MCU processor uses a STM8S105K4 single-chip microcomputer, which controls the AO3401 switch tube to supply power to the Bluetooth circuit, controls the boost circuit to output the set voltage power, and controls the OLED display circuit to display corresponding parameters.

Further, the STM8S105K4 single-chip microcomputer is connected with a triode, and the negative terminal of the triode is electrically connected to a BSC080P03LS field effect transistor.

Further, the STM8S105K4 microcontroller is electrically connected to a high-precision voltage stabilizing chip, and the positive terminal VDD of the high-precision voltage stabilizing chip is electrically connected to a boost circuit.

Further, a boost chip with a model number of LY989 is electrically connected to the boost circuit.

Further, the VDD positive terminal of the boost circuit is electrically connected to a BSC027N04LS field effect transistor.

Further, the R30 resistor and the 2# transistor in the voltage dividing circuit are connected in series, and after being connected in series, they are electrically connected to a circuit in which the resistor R32 and the resistor R33 are connected in parallel.

Compared with the prior art, the beneficial effects of the utility model patent are:

1. A Bluetooth circuit is installed on the electronic cigarette, and the parameters of the electronic cigarette can be transmitted to mobile phones, tablet computers, and laptops with Bluetooth function through the Bluetooth transmission function, which is convenient for recording and viewing.

2. The perfect combination of bluetooth circuit and electronic cigarette makes it convenient for users to know the amount of smoking per day.

3. Battery reverse connection protection function, when the positive and negative terminals of the battery are reversed, the control board will automatically protect and will not damage any components and batteries.

4. Low voltage alarm, when the battery voltage is lower than 3.4v, it will prompt that the voltage is too low, so as to achieve the effect of protecting the battery.

5. Output short-circuit and low-impedance protection function, when short-circuit or low-impedance occurs at the output end, the output will be automatically cut off.

6. When the battery voltage is lower than 3.4v, the Bluetooth function of the e-cigarette is forbidden to be turned on.

7. During the smoking process, if the screen scrolls to display POWER REDUCED , it means that the battery cannot carry the current output power, and the system will automatically reduce the output power.

8. When the battery is low, you can charge the product, and the OLED display will display the battery charging symbol.

Description of drawings

Fig. 1 is a schematic block diagram of the electronic cigarette with bluetooth function of the present invention.

Fig. 2 is the circuit diagram of the utility model MUC processor.

Figure 3 is an enlarged diagram of the BSC080P03LS FET circuit in Figure 2.

Figure 4 is an enlarged diagram of the AO3401 switching tube circuit in Figure 2.

FIG. 5 is an enlarged view of the OLED display circuit in FIG. 2 .

Figure 6 is an enlarged diagram of the STM8S105K4 microcontroller circuit in Figure 2.

FIG. 7 is an enlarged view of the connection circuit of the high-precision voltage regulator chip in FIG. 2 .

Fig. 8 is an enlarged diagram of the BSC027N04LS FET circuit in Fig. 2 .

FIG. 9 is an enlarged diagram of the boost circuit in FIG. 2 .

FIG. 10 is an enlarged diagram of the voltage divider circuit in FIG. 2 .

Fig. 11 is a bluetooth circuit diagram of the present invention.

Fig. 12 is a charging circuit diagram of the utility model.

Marks in the attached drawings: BSC080P03LS field effect tube 1; AO3401 switch tube 2; OLED display circuit 3; STM8S105K4 microcontroller 4; high-precision voltage regulator chip 5; BSC027N04LS field effect tube 6; Circuit 101; charging circuit 102.

Detailed ways

The technical solutions of the present utility model will be described in detail below in conjunction with the accompanying drawings and embodiments.

Please refer to accompanying drawings 1 to 12, an electronic cigarette with bluetooth function of the present invention, which includes an atomizing part and a battery part connected to the atomizing part, the end of the atomizing part is connected to a suction nozzle, and the battery There is a PCB board in the internal cavity; an e-liquid chamber is arranged inside the atomization part, and the e-liquid chamber is sealed, and the e-liquid rope is drawn from the e-liquid chamber, and the e-liquid rope is wound on the heating wire. The battery part uses a lithium-ion battery, which provides power to the heating wire, PCB board, and OLED display. The lithium-ion battery is a rechargeable battery. A display bracket is also provided below the OLED display, and the display bracket is a 0.5-inch OLED display bracket with a size of 17.5*13mm and a black color. The MCU processor 100 and the boost circuit 7 electrically connected to the MCU processor 100, the voltage divider circuit 8, the OLED display circuit 3, the key switch 103, the low-voltage alarm device, the charging circuit 102 and the Bluetooth circuit 101 are arranged on the PCB board What the bluetooth circuit 101 adopts is the CC2540F256 chip, which is a 2.4GHz single-chip low-power bluetooth system-on-chip, and the XOSC1 pin and the XOSC2 pin of the bluetooth circuit 101 are electrically connected with a model of a 32MHZ crystal oscillator, RF_N lead The pin output terminal is electrically connected to a capacitor C13 and a capacitor C16 in turn, and the branch line of the connecting line between the capacitor C13 and the capacitor C16 is electrically connected to an air-core inductor L6. The output end of the RF_P pin is electrically connected to a capacitor C15 and an air-core inductor L5 in sequence, and a capacitor C17 is electrically connected to a branch line of the connecting line between the capacitor C15 and the air-core inductor L5. The capacitor C16 and the output end of the air-core inductor L5 are connected together, and the output ends are electrically connected to the air-core inductor L7, the air-core inductor L8, and the antenna whose model is ANT-50R-L: 3MM; between the air-core inductor L7 and the air-core inductor L8 A capacitor C19 is electrically connected to the branch line of the connection line. The output end of the 32MHZ crystal oscillator is electrically connected to a resistor R16, and the negative end of the resistor R16 is grounded.

The MCU processor 100 uses the STM8S105K4 single-chip microcomputer 4, which controls the AO3401 switch tube 2 to supply power to the Bluetooth circuit 101, controls the boost circuit 7 to output the set voltage power, and controls the OLED display circuit 3 to display corresponding parameters. . The output power of the electronic cigarette determines the amount of smoke produced by the electronic cigarette. The higher the power, the greater the smoke output. The maximum power of the electronic cigarette is controlled at 50W. Due to different users, the smoke output of the electronic cigarette is also different. Users like the one with a large amount of smoke, and some users like the one with a small amount of smoke. E-cigarette users can achieve this by changing the output power. According to the bluetooth function, the electronic cigarette can be connected with mobile phones, tablet computers and laptops with bluetooth function.

STM8S105K4 single-chip microcomputer 4 is connected with a triode, the negative end of the triode is electrically connected to BSC080P03LS field effect transistor 1, the STM8S105K4 single-chip microcomputer 4 is electrically connected to the high-precision voltage regulator chip 5, and the positive terminal of the high-precision voltage regulator chip 5 is electrically connected to VDD Booster circuit 7, the circuit of said booster circuit 7 is electrically connected with a booster chip of model LY989, and its VDD positive terminal is electrically connected with a model of BSC027N04LS field effect transistor 6, R30 resistance in said voltage divider circuit 8, The 2# triode is connected in series, and after being connected in series, it is electrically connected with the circuit in which the resistor R32 and the resistor R33 are connected in parallel.

The Bluetooth circuit set on the PCB, the Bluetooth circuit 101 of the Bluetooth circuit is connected to the MCU processor; through the Bluetooth function, the power, voltage, battery power, and fuel consumption of the electronic cigarette can be sent to mobile phones, tablet computers, and notebooks with Bluetooth functions Computers, etc., through records to understand the user's daily smoking amount and the use power of electronic cigarettes. Since the power is to control the amount of smoke emitted by the electronic cigarette, adjusting the output power is equal to adjusting the amount of smoke emitted by the electronic cigarette. The electronic cigarette of the utility model patent can also be matched with a small remote controller with Bluetooth function, and the output power of the electronic cigarette can be adjusted on the small remote controller. The small remote controller can be connected to multiple Bluetooth electronic cigarettes, which is convenient for users to operate.

The MCU processor is also connected with a temperature alarm device. When the amount of smoke oil is small and the suction nozzle of the battery is hot, the sensor on the alarm device will sense it and convert it into an electronic signal and send it to the alarm device, generating a rapid "Dididi" sound.

Please refer to accompanying drawing 11, accompanying drawing 11 is the bluetooth circuit diagram of the utility model patent, what the bluetooth circuit 101 of bluetooth circuit adopts is CC2540F256 chip, 2.4GHz single-chip low-power bluetooth system level chip, integrates the industrial standard 8051 with enhanced performance RF transceiver, in-system programmable flash memory. The XOSC1 and XOSC2 ports of the Bluetooth circuit 101 are connected to a 32MHZ crystal oscillator. ANT-50R-L: The 3MM antenna is made of copper wire, covered with Teflon skin, the diameter of the copper wire is 0.6mm, and the length of the wire is 30mm.

The above is only a preferred embodiment of the utility model patent, and does not limit the scope of the utility model patent. Any equivalent structure or equivalent process conversion made by using the utility model patent specification and accompanying drawings, or directly or Indirect application in other relevant technical fields is all included in the patent protection scope of the utility model patent in the same way.

Claims (10)

1. have an electronic cigarette for Bluetooth function, it comprises atomization portion, is connected to the battery unit of atomization portion, and described atomization portion end connects suction nozzle, is provided with pcb board in described battery unit cavity; It is characterized in that: the booster circuit (7) being provided with MCU processor (100) and being electrically connected with MCU processor (100) on this pcb board, bleeder circuit (8), OLED display screen circuit (3), key switch (103), low-pressure alarming device, charging circuit (102) and Bluetooth circuit (101); What described Bluetooth circuit (101) adopted is CC2540F256 chip, this chip is 2.4GHz monolithic low-power consumption Bluetooth system level chip, it is 32MHZ crystal oscillator that the XOSC1 pin of described Bluetooth circuit (101), XOSC2 pin are electrically connected with model, RF_N pin output is electrically connected with electric capacity C13, electric capacity C16 successively, RF_P pin output is electrically connected with electric capacity C15, air core inductor L5 successively, electric capacity C16, air core inductor L5 output link together, and its output is electrically connected with air core inductor L7, air core inductor L8 successively, model is the antenna of ANT-50R-L:3MM; Described 32MHZ crystal oscillator output is electrically connected with resistance R16, resistance R16 negative pole end ground connection.

2. a kind of electronic cigarette with Bluetooth function according to claim 1, is characterized in that: between described electric capacity C13, electric capacity C16 connecting line branch line on be electrically connected with air core inductor L6.

3. a kind of electronic cigarette with Bluetooth function according to claim 1, is characterized in that: between described electric capacity C15, air core inductor L5 connecting line branch line on be electrically connected with electric capacity C17.

4. a kind of electronic cigarette with Bluetooth function according to claim 1, is characterized in that: between described air core inductor L7, air core inductor L8 connecting line branch line on be electrically connected with electric capacity C19.

5. a kind of electronic cigarette with Bluetooth function according to claim 1, it is characterized in that: described MCU processor institute (100) uses model to be STM8S105K4 single-chip microcomputer (4), this Single-chip Controlling AO3401 switching tube (2) comes to export the voltage power of setting to Bluetooth circuit (101) power supply, control booster circuit (7), control the parameter of OLED display screen circuit (3) display correspondence.

6. a kind of electronic cigarette with Bluetooth function according to claim 5, is characterized in that: described STM8S105K4 single-chip microcomputer (4) is connected with triode, and the negative pole end electrical connection model of this triode is BSC080P03LS FET (1).

7. a kind of electronic cigarette with Bluetooth function according to claim 5, it is characterized in that: described STM8S105K4 single-chip microcomputer (4) electrical connection high-precision voltage stabilizing chip (5), the positive terminal VDD of described high-precision voltage stabilizing chip (5) is electrically connected booster circuit (7).

8. a kind of electronic cigarette with Bluetooth function according to claim 1, is characterized in that: be electrically connected with the boost chip that model is LY989 in the circuit of described booster circuit (7).

9. a kind of electronic cigarette with Bluetooth function according to claim 1, is characterized in that: the VDD positive terminal electrical connection model of described booster circuit (7) is BSC027N04LS FET (6).

10. a kind of electronic cigarette with Bluetooth function according to claim 1, is characterized in that: the R30 resistance in described bleeder circuit (8), 2# triode are connected, and is electrically connected after series connection with the circuit after resistance R32, resistance R33 parallel connection.