WO2019137363A1 - 海拔高度获取电路及电子烟 - Google Patents

海拔高度获取电路及电子烟 Download PDF

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Publication number
WO2019137363A1
WO2019137363A1 PCT/CN2019/070816 CN2019070816W WO2019137363A1 WO 2019137363 A1 WO2019137363 A1 WO 2019137363A1 CN 2019070816 W CN2019070816 W CN 2019070816W WO 2019137363 A1 WO2019137363 A1 WO 2019137363A1
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WIPO (PCT)
Prior art keywords
circuit
terminal
main control
resistor
capacitor
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PCT/CN2019/070816
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English (en)
French (fr)
Inventor
邱伟华
刘光泽
刘建军
Original Assignee
常州市派腾电子技术服务有限公司
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Publication of WO2019137363A1 publication Critical patent/WO2019137363A1/zh

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    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/50—Control or monitoring
    • A24F40/51—Arrangement of sensors
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/60—Devices with integrated user interfaces
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
    • G01C5/06—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels by using barometric means
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/10—Devices using liquid inhalable precursors

Definitions

  • the utility model relates to the technical field of electronic control, in particular to an altitude acquisition circuit and an electronic cigarette.
  • the electronic cigarette still has many functions to be developed and realized.
  • the utility model provides an altitude acquisition circuit and an electronic cigarette, which can solve the problem that the electronic cigarette lacks the measurement altitude, so that the user cannot obtain a better outdoor experience.
  • the utility model discloses an altitude acquiring circuit, which comprises a detecting circuit and a main control circuit, wherein the detecting circuit is used for detecting atmospheric pressure parameters of the environment, including air pressure and temperature, and obtaining a gas pressure value and a temperature value.
  • the main control circuit is connected to the detecting circuit; the main control circuit is configured to read the air pressure value and the temperature value obtained by the detecting circuit, and obtain an altitude value according to the air pressure value and the temperature value.
  • the altitude acquisition circuit includes a display circuit, and the display circuit is connected to the main control circuit for displaying an altitude value sent by the main control circuit.
  • the detection circuit includes a gas pressure sensor and a power supply voltage stabilization circuit, and the air pressure sensor is connected to the power supply voltage stabilization circuit, and the air pressure sensor is configured to obtain the air pressure value and the temperature value
  • the air pressure sensor includes an enable end, a sensing data input end, a clock control end, a sensing data output end, a first sensing power supply end, and a second sensing power supply end; the air sensor is enabled and sensed
  • the data input end, the clock control end, and the sensing data output end are connected to the main control circuit, and the first sensing power terminal and the second sensing power terminal of the air pressure sensor are connected to the power supply voltage stabilizing circuit.
  • the power supply voltage stabilizing circuit provides a stable operating voltage for the air pressure sensor.
  • the power supply voltage stabilization circuit includes a voltage regulator chip, a first capacitor, a second capacitor, and a first resistor.
  • the voltage stabilizing chip includes a voltage input end, a ground end, an enable end and a voltage output end; the voltage input end of the voltage stabilizing chip is connected to an external power source, the ground end of the voltage stabilizing chip is grounded, and the voltage stabilizing chip
  • the enable end is connected to the first end of the first capacitor, the voltage output end of the voltage stabilizing chip is connected to the first end of the second capacitor, and the first sensing power end of the air pressure sensor The second sensing power terminal is connected.
  • a second end of the first capacitor is connected to the external power source; a second end of the second capacitor is grounded; a first end of the first resistor is connected to a first end of the first capacitor, A second end of the first resistor is coupled to the second end of the first capacitor.
  • the main control circuit includes a main control chip; the main control chip includes a sensing enable output, a sensing data output end, a sensing clock output end, and a sensing data input end;
  • the sensing enable output end of the main control chip is connected to the enable end of the air pressure sensor, and the sensing data output end of the main control chip is connected to the sensing data input end of the air pressure sensor, the main control chip
  • the sensing clock output end is connected to the clock control end of the air pressure sensor, and the sensing data input end of the main control chip is connected to the sensing data output end of the air pressure sensor.
  • the display circuit includes a display module and a power supply control circuit, and the display module is respectively connected to the main control circuit and the power supply control circuit.
  • the display module includes a first display power terminal, a reset terminal, a clock terminal, a data terminal, a second display power terminal, a common potential terminal, and a reference potential terminal; a first display power terminal of the display module and the main control chip
  • the output end of the display module is connected to the reset output end of the main control chip, and the clock end of the display module is connected to the display clock output end of the main control chip.
  • the data end is connected to the display data output end of the main control chip, and the second display power end of the display module is connected to the power supply control circuit.
  • the power supply control circuit includes a driving chip, a first inductor, a third capacitor, a fourth capacitor, a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor, a second resistor, and a third a resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, an eighth resistor, a first diode, and a second diode; a switch end of the driving chip and a first one of the first inductor Connected to the end, the ground end of the driving chip is grounded, the feedback end of the driving chip is connected to the first end of the second resistor, and the enabling end of the driving chip is connected to the first end of the third resistor
  • the power terminal of the driving chip is connected to the external power source.
  • the second end of the first inductor is connected to the power end of the driving chip.
  • the second end of the second resistor is connected to the first end of the fourth resistor, and the second end of the fourth resistor is grounded.
  • the second end of the third resistor is connected to the display control end of the main control chip. a first end of the third capacitor is connected to a switch end of the driving chip, a second end of the third capacitor is connected to a negative pole of the first diode, and a positive pole of the first diode is grounded .
  • a cathode of the second diode is connected to a second end of the third capacitor, and a cathode of the second diode is connected to a second display power terminal of the display module, the second diode
  • the negative terminal is also connected to the first end of the fifth resistor, and the second end of the fifth resistor is connected to the first end of the fourth resistor.
  • the first end of the fourth capacitor is connected to the first end of the fifth resistor, and the second end of the fourth capacitor is connected to the second end of the fifth resistor.
  • the first end of the fifth capacitor is connected to the first end of the fifth resistor, and the second end of the fifth capacitor is grounded.
  • the first end of the sixth capacitor is connected to the power end of the driving chip, and the second end of the sixth capacitor is grounded.
  • the first end of the seventh capacitor is connected to a common potential end of the display module, and the second end of the seventh capacitor is grounded.
  • the first end of the sixth resistor is connected to a reference potential end of the display module, and the second end of the sixth resistor is grounded.
  • the first end of the eighth capacitor is connected to the first display power terminal of the display module, and the second end of the eighth capacitor is grounded.
  • the first end of the seventh resistor is connected to the first display power terminal of the display module, and the second end of the seventh resistor is connected to the clock end of the display module.
  • the first end of the eighth resistor is connected to the first display power terminal of the display module, and the second end of the eighth resistor is connected to the data end of the display module.
  • the utility model provides an electronic cigarette, which comprises the above-mentioned altitude acquisition circuit.
  • the electronic cigarette includes an atomization circuit, and an atomization control output end of the main control circuit is connected to an atomization control input end of the atomization circuit, and the main control circuit is responsible for controlling The operation state of the atomizing circuit.
  • the electronic cigarette includes a charging circuit and a lithium battery, and the lithium battery is connected to the charging circuit, the main control circuit, and the atomizing circuit; and the charging detection of the main control circuit
  • the input terminal is connected to the charging detection output end of the charging circuit, and the main control circuit is configured to detect a charging state of the lithium battery.
  • the utility model provides an altitude acquisition circuit and an electronic cigarette.
  • the altitude acquisition circuit can obtain the altitude value and the temperature value by detecting atmospheric pressure parameters such as air pressure and temperature, thereby calculating an altitude value;
  • the existing electronic cigarette circuit adds an altitude acquisition circuit, which can be used not only as a normal electronic cigarette for smoking, but also for measuring and displaying altitude, enabling users to obtain a better outdoor experience, and occupying an altitude acquisition circuit.
  • the electronic cigarette has a small space, and its price is low, the electric energy consumption is small, and the quality is reliable.
  • FIG. 1 is a schematic structural view of an altitude acquiring circuit according to a first embodiment of the present invention
  • FIG. 2 is a circuit diagram of an altitude acquiring circuit according to a second embodiment of the present invention.
  • FIG. 3 is a schematic structural view of an electronic cigarette according to a third embodiment of the present invention.
  • FIG. 4 is a circuit diagram of an electronic cigarette according to a fourth embodiment of the present invention.
  • the altitude acquisition circuit of the present embodiment includes a detection circuit 100 and a main control circuit 200.
  • the detection circuit 100 is configured to detect an atmospheric pressure parameter of the environment, including air pressure and temperature, and obtain a gas pressure value and a temperature value.
  • the main control circuit 200 is connected to the detection circuit 100.
  • the main control circuit 200 is used for reading the air pressure value and the temperature value obtained by the detecting circuit 100, and the air pressure value and the temperature value are atmospheric pressure parameters of the current altitude, and the altitude value can be calculated according to the relationship between the atmospheric pressure parameter and the altitude,
  • the calculation formula is:
  • H 8000(1+T/273)ln(P1/P2), where H is the altitude value, the unit is m; T is the average temperature of the height difference of two heights, the unit is °C; P1 is the air pressure at low altitude, Unit hpa; P2 is the altitude at high altitude, the unit is hpa.
  • the value of T is the average value of the temperature value at the average sea level and the temperature value obtained by the main control circuit 200 reading the detection circuit 100, wherein the temperature value at the average sea level can be manually input by the user, or can be electronically smoked from the network.
  • the air pressure of the average sea level is 1013.211 hPa, that is, the value of P1 is 1013.211 hPa, and the value of P2 is the pressure value obtained by the main control circuit 200 reading the detection circuit 100. Therefore, the T, P1, and P2 can be substituted into the above calculation formula. Calculate the altitude value H.
  • the altitude acquisition circuit includes a display circuit 300.
  • the display circuit 300 is connected to the main control circuit 200, and the main control circuit 200 transmits the altitude value to the display circuit 300.
  • the display circuit 300 is configured to display the altitude value sent by the main control circuit 200 by displaying the altitude value through the display device, or by using the voice device to prompt the altitude value.
  • the main control circuit 200 can also send the altitude value to other terminal devices through the wireless communication module for display by other terminal devices.
  • the altitude acquiring circuit of the embodiment can be connected to the main control circuit 200 through the detecting circuit 100 for detecting atmospheric pressure parameters, including air pressure and temperature, and obtaining a gas pressure value and a temperature value; the main control circuit 200 is configured to read the detecting circuit 100. The obtained air pressure value and temperature value, so that the altitude value can be calculated.
  • the altitude acquisition circuit of the present embodiment includes a detection circuit 100, a main control circuit 200, and a display circuit 300.
  • the main control circuit 200 is connected to both the detection circuit 100 and the display circuit 300.
  • the detection circuit 100 includes a gas pressure sensor U1 and a power supply voltage stabilization circuit, and the air pressure sensor U1 is connected to the power supply voltage stabilization circuit.
  • the air pressure sensor U1 is used to obtain the air pressure value and the temperature value.
  • the air pressure sensor U1 includes an enable end 111, a sensing data input end 112, a clock control end 113, a sensing data output end 114, a first sensing power supply end 115, and a second Sensing power terminal 116.
  • the enable terminal 111 of the air pressure sensor U1, the sensing data input terminal 112, the clock control terminal 113, and the sensing data output terminal 114 are connected to the main control circuit 200, and the first sensing power terminal 115 and the second sensing of the air pressure sensor U1.
  • the power terminal 116 is connected to the power supply voltage stabilizing circuit.
  • the power supply voltage regulator circuit provides a stable operating voltage for the air pressure sensor U1.
  • the model of the air pressure sensor U1 is the DPS 310.
  • the enable terminal 111 of the air pressure sensor U1 is a CSB pin
  • the sensing data input terminal 112 is an SDI pin
  • the clock control terminal 113 is a SCK pin
  • the sensing data output terminal 114 is an SD0 pin
  • the first sensing power terminal is 115 is the VDDIO pin
  • the second sensing power terminal 116 is the VDD pin.
  • the power supply voltage stabilization circuit includes a voltage regulator chip U2, a first capacitor C1, a second capacitor C2, and a first resistor R1.
  • the voltage regulator chip U2 includes a voltage input terminal 121, a ground terminal 122, an enable terminal 123 and a voltage output terminal 124.
  • the voltage input terminal 121 of the voltage regulator chip U2 is connected to the external power source VCC_BAT, and the ground terminal 122 of the voltage regulator chip U2 is grounded and stabilized.
  • the enable terminal 123 of the voltage chip U2 is connected to the first end of the first capacitor C1, the voltage output terminal 124 of the voltage regulator chip U2 is connected to the first end of the second capacitor C2, and the first sensing power source of the air pressure sensor U1.
  • the terminal 115 and the second sensing power terminal 116 are connected.
  • the second end of the first capacitor C1 is connected to the external power supply VCC_BAT; the second end of the second capacitor C2 is grounded; the first end of the first resistor R1 is connected to the first end of the first capacitor C1, and the second end of the first resistor R1 is The terminal is connected to the second end of the first capacitor C1.
  • the main control circuit 200 includes a main control chip U3.
  • the main control chip U3 includes a sensing enable output 211, a sensing data output 212, a sensing clock output 213, and a sensing data input 214.
  • the sensing enable output end 211 of the main control chip U3 is connected to the enable end 111 of the air pressure sensor U1, and the sensing data output end 212 of the main control chip U3 is connected to the sensing data input end 112 of the air pressure sensor U1.
  • the main control chip The sensing clock output terminal 213 of the U3 is connected to the clock control terminal 113 of the air pressure sensor U1, and the sensing data input terminal 214 of the master control chip U3 is connected to the sensing data output terminal 114 of the air pressure sensor U1.
  • the model of the main control chip U3 is N76E003.
  • the sensing enable terminal 211 of the main control chip U3 is a P1_5/PWM5/IC7/S pin
  • the sensing data output terminal 212 is a MOSI/T1/IC3/PWM3/P0_0 pin
  • the sensing clock output terminal 213 is [ The SCL]/ICPCK/OCDCX_/RXD_1/PO_2 pins and the sensing data input 214 are MISO/IC4/PWM4/P0_1 pins.
  • the display circuit 300 includes a display module J1 and a power supply control circuit, and the display module J1 is connected to the main control circuit 200 and the power supply control circuit, respectively.
  • the display module J1 includes a first display power terminal 311, a reset terminal 312, a clock terminal 313, a data terminal 314, a second display power terminal 315, a common potential terminal 316, and a reference potential terminal 317; and a first display power terminal 311 of the display module J1.
  • the reset terminal 312 of the display module J1 is connected to the reset output terminal 232 of the main control chip U3, and the clock terminal 313 of the display module J1 is connected to the display clock output terminal 233 of the main control chip U3.
  • the data terminal 314 of the display module J1 is connected to the display data output terminal 234 of the main control chip U3, so that the main control circuit 200 can transmit the altitude data to the display module J1.
  • the second display power terminal 315 of the display module J1 is connected to the power supply control circuit.
  • the power supply control circuit includes a driving chip U4, a first inductor L1, a third capacitor C3, a fourth capacitor C4, a fifth capacitor C5, a sixth capacitor C6, a seventh capacitor C7, and an eighth capacitor C8.
  • the switch terminal 321 of the chip U4 is connected to the first end of the first inductor L1, the ground terminal 322 of the driving chip U4 is grounded, the feedback end 323 of the driving chip U4 is connected to the first end of the second resistor R2, and the driving chip U4 is enabled.
  • the terminal 324 is connected to the first end of the third resistor R3, and the power terminal 325 of the driving chip U4 is connected to the external power source VCC_BAT.
  • the second end of the first inductor L1 is connected to the power terminal 325 of the driving chip U4.
  • the second end of the second resistor R2 is connected to the first end of the fourth resistor R4, and the second end of the fourth resistor R4 is grounded.
  • the second end of the third resistor R3 is connected to the display control end of the main control chip U3, and the main control chip U3 can be used to control the display module J1 to be on and off.
  • the first end of the third capacitor C3 is connected to the switch terminal 321 of the driving chip U4, the second end of the third capacitor C3 is connected to the cathode of the first diode T1, and the anode of the first diode T1 is grounded.
  • the anode of the second diode T2 is connected to the second end of the third capacitor C3, the cathode of the second diode T2 is connected to the second display power terminal 315 of the display module J1, and the cathode of the second diode T2 is also The first end of the fifth resistor R5 is connected, and the second end of the fifth resistor R5 is connected to the first end of the fourth resistor R4.
  • the first end of the fourth capacitor C4 is connected to the first end of the fifth resistor R5, and the second end of the fourth capacitor C4 is connected to the second end of the fifth resistor R5.
  • the first end of the fifth capacitor C5 is connected to the first end of the fifth resistor R5, and the second end of the fifth capacitor C5 is grounded.
  • the first end of the sixth capacitor C6 is connected to the power terminal 325 of the driving chip U4, and the second end of the sixth capacitor C6 is grounded.
  • the first end of the seventh capacitor C7 is connected to the common potential terminal 316 of the display module J1, and the second end of the seventh capacitor C7 is grounded.
  • the first end of the sixth resistor R6 is connected to the reference potential terminal 317 of the display module J1, and the second end of the sixth resistor R6 is grounded.
  • the first end of the eighth capacitor C8 is connected to the first display power terminal 311 of the display module J1, and the second end of the eighth capacitor C8 is grounded.
  • the first end of the seventh resistor R7 is connected to the first display power terminal 311 of the display module J1, and the second end of the seventh resistor R7 is connected to the clock terminal 313 of the display module J1.
  • the first end of the eighth resistor R8 is connected to the first display power terminal 311 of the display module J1, and the second end of the eighth resistor R8 is connected to the data terminal 314 of the display module J1.
  • the power supply voltage stabilization circuit forms a stable voltage output circuit through the voltage regulator chip U2, the first capacitor C1, the second capacitor C2, and the first resistor R1, which receives the external power supply VCC_BAT and provides a stable output voltage (for example, 2.8V).
  • the air pressure sensor U1 receives the output voltage, and detects the atmospheric pressure parameter of the current altitude and obtains the air pressure value.
  • the main control circuit 200 is connected to the port of the air pressure sensor U1, and the air pressure sensor U1 sends the air pressure value to the main control circuit 200, and the main control circuit 200 reads the air pressure value.
  • the detecting circuit 100 further includes a circuit for detecting the temperature of the atmospheric pressure parameter of the environment, which may be, but is not limited to, detecting and obtaining a temperature value by a temperature sensor in the circuit, and transmitting the temperature value to the main control circuit 200, and the main control circuit 200 reads Take the temperature value.
  • the altitude value can be calculated according to the relationship between the atmospheric pressure parameter and the altitude. The specific calculation formula is:
  • H 8000(1+T/273)ln(P1/P2), where H is the altitude value, the unit is m; T is the average temperature of the height difference of two heights, the unit is °C; P1 is the air pressure at low altitude, Unit hpa; P2 is the altitude at high altitude, the unit is hpa.
  • the value of T is the average value of the temperature value at the average sea level and the temperature value obtained by the main control circuit 200 reading the detection circuit 100, wherein the temperature value at the average sea level can be manually input by the user, or can be electronically smoked from the network.
  • the air pressure of the average sea level is 1013.211 hPa, that is, the value of P1 is 1013.211 hPa, and the value of P2 is the pressure value obtained by the main control circuit 200 reading the detection circuit 100. Therefore, the T, P1, and P2 can be substituted into the above calculation formula. Calculate the altitude value H.
  • the main control circuit 200 is connected to the display circuit 300.
  • the power output end 231, the reset output end 232, the display clock output end 233, and the display data output end 234 of the main control chip U3 of the main control circuit 200 are connected to the display of the display circuit 300.
  • the first display power terminal 311, the reset terminal 312, the clock terminal 313, and the data terminal 314 of the module J1 enable the display module J1 to receive the data of the altitude value transmitted by the master chip U3.
  • the driving chip U4 of the power supply control circuit of the display circuit 300 includes a switch terminal 321, a ground terminal 322, a feedback terminal 323, an enable terminal 324, and a power terminal 325.
  • the power terminal 325 of the driving chip U4 receives the external power source VCC_BAT.
  • the driving chip U4 can receive the voltage divided by the second resistor R2, the fourth resistor R4, and the fifth resistor R5 according to the feedback terminal 323, control the magnitude of the current in the first inductor L1, and cause the display module J1 to be in the second display.
  • the power terminal 315 receives the power supply voltage at the time of its operation.
  • the third capacitor C3 can be used to isolate the front and rear stage circuits, preventing the display module J1 from being short-circuited, thereby causing the power supply to directly discharge the driving chip U4 to the ground;
  • the fourth capacitor C4 is the feedforward capacitor;
  • the fifth capacitor C5 and the sixth capacitor C6 Both can be used for filtering;
  • the seventh capacitor C7 and the eighth capacitor C8 can be used for energy storage filtering;
  • the sixth resistor R6 can be used to obtain the reference voltage of the reference potential terminal 317 of the display module J1;
  • the eighth resistor R8 can play the role of anti-interference and protection of the corresponding interface.
  • the power supply control circuit receives the external power supply VCC_BAT and supplies the power supply voltage to the display module J1, so that the display module J1 displays the altitude value after receiving the data of the altitude value sent by the main control circuit 200.
  • the display module J1 power supply control circuit is connected to the port of the main control circuit 200, and the main control circuit 200 can control the display module J1 to be on and off.
  • the main control circuit 200 is connected to the detecting circuit 100 and the display circuit 300, and the detecting circuit 100 includes a gas pressure sensor U1 and a power supply voltage stabilizing circuit.
  • the main control circuit 200 includes a main control chip U3.
  • the circuit 300 includes a display module J1 and a power supply control circuit; the altitude acquisition circuit realizes detection of air pressure and temperature by the detection circuit 100, and the main control circuit 200 reads the air pressure value and the temperature value of the detection circuit 100, thereby obtaining the current altitude value.
  • the current altitude value is then sent to the display circuit 300 so that the display circuit 300 can display the current altitude value.
  • FIG. 3 is a schematic structural view of an electronic cigarette according to a third embodiment of the present invention. As shown in FIG. 3, please refer to FIG. 1 at the same time, this embodiment is basically the same as the first embodiment, and the difference is that the electronic cigarette includes the atomizing circuit 400.
  • the main control circuit 200 is connected to the atomization circuit 400.
  • the main control circuit 200 is responsible for controlling the operation state of the atomization circuit 400, for example, controlling the output voltage of the atomization circuit, the output current, and whether or not to output.
  • the electronic cigarette includes a charging circuit 500 and a lithium battery 600.
  • the lithium battery 600 is connected to the charging circuit 500, the main control circuit 200, and the atomizing circuit 400.
  • the charging circuit 500 is connected to the lithium battery 600, and the charging circuit 500 manages the charging current to smoothly flow the charging current into the lithium battery 600;
  • the lithium battery 600 is connected to the main control circuit 200, and the lithium battery 600 provides power to the main control circuit 200.
  • the lithium battery 600 is connected to the atomizing circuit 400, and the lithium battery 600 supplies electric power to the atomizing circuit 400.
  • the main control circuit 200 is connected to the charging circuit 500 for detecting the state of charge of the lithium battery 600 (not shown in FIG. 3).
  • the lithium battery 600 is respectively connected to the detecting circuit 100 and the display circuit 300 (not shown in FIG. 3), so that the detecting circuit 100 and the display circuit 300 do not need an external power source to supply a power voltage, but a lithium battery.
  • the 600 provides the power supply voltage, which enhances the practicality of the electronic cigarette, and facilitates the user to use the electronic cigarette, so that the user can obtain a better outdoor experience.
  • the electronic cigarette includes an altitude acquiring circuit, and the altitude acquiring circuit can be connected to the detecting circuit 100 and the display circuit 300 through the main control circuit 200, the detecting circuit 100 detects the air pressure and the temperature, and the main control circuit 200 reads the detecting circuit. The air pressure value and the temperature value of 100, thereby obtaining the current altitude value, and then transmitting the current altitude value to the display circuit 300, so that the display circuit 300 can display the current altitude value, and also enables the electronic cigarette to have the function of displaying the current altitude value.
  • the main control circuit 200 in the altitude acquisition circuit is connected to the atomization circuit 400.
  • the main control circuit 200 can control the operation of the atomization circuit 400 to cause the atomization circuit 400 to atomize the smoke liquid for the user to smoke.
  • the electronic cigarette includes a charging circuit 500 and a lithium battery 600.
  • the lithium battery 600 is connected to the charging circuit 500, the main control circuit 200, and the atomizing circuit 400.
  • the charging circuit 500 is connected to the lithium battery 600, and the charging circuit 500 manages the charging current to smoothly flow the charging current into the lithium battery 600; the lithium battery 600 is connected to the main control circuit 200, and the lithium battery 600 provides power to the main control circuit 200.
  • the lithium battery 600 is connected to the atomizing circuit 400, and the lithium battery 600 supplies electric power to the atomizing circuit 400.
  • the electronic cigarette of the embodiment includes an altitude acquiring circuit, wherein the altitude acquiring circuit can obtain the altitude value and the temperature value by detecting the atmospheric pressure parameters such as the air pressure and the temperature, thereby calculating the altitude value; and the electronic cigarette only needs to be
  • the existing electronic cigarette circuit adds an altitude acquisition circuit, which can be used not only as a normal electronic cigarette smoking, but also for measuring and displaying altitude, enabling the user to obtain a better outdoor experience, and occupying the altitude acquisition circuit.
  • the electronic cigarette has small space, low price, low power consumption, and good quality and reliability.
  • FIG. 4 is a circuit diagram of an electronic cigarette according to a fourth embodiment of the present invention.
  • the embodiment is basically the same as the second embodiment, and the difference is that the electronic cigarette further includes an atomizing circuit 400.
  • the atomization control output end 241 of the main control circuit 200 is connected to the atomization control input end 401 of the atomization circuit 400.
  • the main control circuit 200 is responsible for controlling the operation state of the atomization circuit 400, for example, controlling the output voltage and output of the atomization circuit. Current and whether to output or so.
  • the electronic cigarette includes a charging circuit 500 and a lithium battery 600.
  • the lithium battery 600 is connected to the charging circuit 500, the main control circuit 200, and the atomizing circuit 400.
  • the charging circuit 500 is connected to the lithium battery 600, and the charging circuit 500 manages the charging current to smoothly flow the charging current into the lithium battery 600;
  • the lithium battery 600 is connected to the main control circuit 200, and the lithium battery 600 provides power to the main control circuit 200.
  • the lithium battery 600 is connected to the atomizing circuit 400, and the lithium battery 600 supplies electric power to the atomizing circuit 400.
  • the charge detection input of the main control circuit 200 is connected to the charge detection output of the charging circuit 500, and the main control circuit 200 is configured to detect the state of charge of the lithium battery 600.
  • the lithium battery 600 is connected to the detecting circuit 100 and the display circuit 300, respectively, so that the detecting circuit 100 and the display circuit 300 do not need an external power source to supply a power voltage, and the lithium battery 600 provides a power voltage, which enhances the electronic The practicality of the smoke facilitates the user to use the electronic cigarette, so that the user can get a better outdoor experience.
  • the power supply voltage stabilization circuit forms a stable voltage output circuit through the voltage regulator chip U2, the first capacitor C1, the second capacitor C2, and the first resistor R1, which receives the external power supply VCC_BAT and provides a stable output voltage (for example, 2.8V).
  • the air pressure sensor U1 receives the output voltage, and detects the atmospheric pressure parameter of the current altitude and obtains the air pressure value.
  • the main control circuit 200 is connected to the port of the air pressure sensor U1, and the air pressure sensor U1 sends the air pressure value to the main control circuit 200, and the main control circuit 200 reads the air pressure value.
  • the detecting circuit 100 further includes a circuit for detecting the temperature of the atmospheric pressure parameter of the environment, which may be, but is not limited to, detecting and obtaining a temperature value by a temperature sensor in the circuit, and transmitting the temperature value to the main control circuit 200, and the main control circuit 200 reads Take the temperature value.
  • the altitude value can be calculated according to the relationship between the atmospheric pressure parameter and the altitude. The specific calculation formula is:
  • H 8000(1+T/273)ln(P1/P2), where H is the altitude value, the unit is m; T is the average temperature of the height difference of two heights, the unit is °C; P1 is the air pressure at low altitude, Unit hpa; P2 is the altitude at high altitude, the unit is hpa.
  • the value of T is the average value of the temperature value at the average sea level and the temperature value obtained by the main control circuit 200 reading the detection circuit 100, wherein the temperature value at the average sea level can be manually input by the user, or can be electronically smoked from the network.
  • the air pressure of the average sea level is 1013.211 hPa, that is, the value of P1 is 1013.211 hPa, and the value of P2 is the pressure value obtained by the main control circuit 200 reading the detection circuit 100. Therefore, the T, P1, and P2 can be substituted into the above calculation formula. Calculate the altitude value H.
  • the main control circuit 200 is connected to the display circuit 300.
  • the power output end 231, the reset output end 232, the display clock output end 233, and the display data output end 234 of the main control chip U3 of the main control circuit 200 are connected to the display of the display circuit 300.
  • the first display power terminal 311, the reset terminal 312, the clock terminal 313, and the data terminal 314 of the module J1 enable the display module J1 to receive the data of the altitude value transmitted by the master chip U3.
  • the driving chip U4 of the power supply control circuit of the display circuit 300 includes a switch terminal 321, a ground terminal 322, a feedback terminal 323, an enable terminal 324, and a power terminal 325.
  • the power terminal 325 of the driving chip U4 receives the external power source VCC_BAT.
  • the driving chip U4 can receive the voltage divided by the second resistor R2, the fourth resistor R4, and the fifth resistor R5 according to the feedback terminal 323, control the magnitude of the current in the first inductor L1, and cause the display module J1 to be in the second display.
  • the power terminal 315 receives the power supply voltage at the time of its operation.
  • the third capacitor C3 can be used to isolate the front and rear stage circuits, preventing the display module J1 from being short-circuited, thereby causing the power supply to directly discharge the driving chip U4 to the ground;
  • the fourth capacitor C4 is the feedforward capacitor;
  • the fifth capacitor C5 and the sixth capacitor C6 Both can be used for filtering;
  • the seventh capacitor C7 and the eighth capacitor C8 can be used for energy storage filtering;
  • the sixth resistor R6 can be used to obtain the reference voltage of the reference potential terminal 317 of the display module J1;
  • the eighth resistor R8 can play the role of anti-interference and protection of the corresponding interface.
  • the power supply control circuit receives the external power supply VCC_BAT and supplies the power supply voltage to the display module J1, so that the display module J1 displays the altitude value after receiving the data of the altitude value sent by the main control circuit 200.
  • the display module J1 power supply control circuit is connected to the port of the main control circuit 200, and the main control circuit 200 can control the display module J1 to be on and off.
  • the main control circuit 200 in the altitude acquisition circuit is connected to the atomization circuit 400.
  • the main control circuit 200 can control the operation of the atomization circuit 400 to cause the atomization circuit 400 to atomize the smoke liquid for the user to smoke.
  • the electronic cigarette includes a charging circuit 500 and a lithium battery 600.
  • the lithium battery 600 is connected to the charging circuit 500, the main control circuit 200, and the atomizing circuit 400.
  • the charging circuit 500 is connected to the lithium battery 600, and the charging circuit 500 manages the charging current to smoothly flow the charging current into the lithium battery 600;
  • the lithium battery 600 is connected to the main control circuit 200, and the lithium battery 600 provides power to the main control circuit 200.
  • the lithium battery 600 is connected to the atomizing circuit 400, and the lithium battery 600 supplies electric power to the atomizing circuit 400.
  • the lithium battery 600 can also be connected to the detecting circuit 100 and the display circuit 300 respectively, so that the detecting circuit 100 and the display circuit 300 do not need an external power source to supply the power voltage, and the lithium battery 600 provides the power voltage.
  • the electronic cigarette of the embodiment includes an altitude acquiring circuit, an atomizing circuit 400, a charging circuit 500, and a lithium battery 600.
  • the altitude acquiring circuit can obtain and display the altitude by detecting the air pressure and the temperature, and only needs to be present.
  • an altitude acquisition circuit is added, and the electronic components of the altitude acquisition circuit only have components such as a chip, a capacitor, a resistor, etc., and the altitude acquisition circuit occupies a small space of the electronic cigarette, and the master in the altitude acquisition circuit Circuit 200 can control atomization circuit 400 to operate, and lithium battery 600 provides the electrical energy required by each circuit, while charging circuit 500 can charge lithium battery 600.
  • the electronic cigarette can be used not only as a normal electronic cigarette smoking, but also for measuring and displaying the altitude, enabling the user to obtain a better outdoor experience, and the altitude acquisition circuit is inexpensive, the power consumption is small, and the quality is high. Reliable and other advantages.

Abstract

一种海拔高度获取电路，包括检测电路(100)和主控电路(200)，检测电路(100)用于检测大气压参数，包括气压和温度，并获得气压值和温度值；主控电路(200)与检测电路(100)相连，主控电路(200)用于读取检测电路(100)获得的气压值和温度值，并获取海拔高度值。以及一种电子烟，只需在现有电子烟电路的基础上增添海拔高度获取电路，就不仅可以作为正常电子烟来使用，还可以用于测量和展示海拔高度，能使用户获得更好的户外体验，海拔高度获取电路占用电子烟空间小，价格低廉，电能消耗小，还具有质量可靠等优点。

Description

海拔高度获取电路及电子烟 技术领域
本实用新型涉及电子控制技术领域，特别涉及一种海拔高度获取电路及电子烟。
背景技术
现有电子烟为了给用户更多体验，除了的实现吸烟功能外，还附带了许多功能，比如多媒体浏览，触摸屏操作，GPS导航，太阳能充电等功能，其用意是各厂家更好的推销自己的电子烟产品。其中，太阳能电子烟，除了可以作为正常电子烟抽烟外，又可在户外、特别是野外等没有市电电网的地方实现太阳能充电，从而更好的得到客户的青睐，让推销产品的渠道更加顺畅。
然而，在实现吸烟功能的基础上，为了使电子烟用户得到更好的户外体验，拓宽电子烟的销售渠道，电子烟仍有许多功能需要开发实现。
实用新型内容
本实用新型提供一种海拔高度获取电路及电子烟，其能解决电子烟缺乏测量海拔高度，使得用户无法得到更好的户外体验的问题。
所述技术方案如下：
本实用新型公开了一种海拔高度获取电路，包括检测电路和主控电路，其中，所述检测电路用于检测环境的大气压参数，包括气压和温度，并获得气压值和温度值。所述主控电路与所述检测电路相连；所述主控电路用 于读取所述检测电路获得的气压值和温度值，并根据所述气压值和所述温度值获取海拔高度值。
在其中一个实施方式中，所述海拔高度获取电路包括展示电路，所述展示电路与主控电路相连，用于将所述主控电路发送的海拔高度值进行展示。
在其中一个实施方式中，所述检测电路包括气压传感器和供电稳压电路，所述气压传感器与所述供电稳压电路相连，所述气压传感器用于获得所述气压值和所述温度值，所述气压传感器包括使能端、传感数据输入端、时钟控制端、传感数据输出端、第一传感电源端、第二传感电源端；所述气压传感器的使能端、传感数据输入端、时钟控制端、传感数据输出端与所述主控电路相连，所述气压传感器的第一传感电源端、第二传感电源端与所述供电稳压电路相连。所述供电稳压电路为所述气压传感器提供稳定的工作电压。
在其中一个实施方式中，所述供电稳压电路包括稳压芯片、第一电容、第二电容、第一电阻。所述稳压芯片包括电压输入端、接地端、使能端和电压输出端；所述稳压芯片的电压输入端与外接电源相连，所述稳压芯片的接地端接地，所述稳压芯片的使能端与所述第一电容的第一端相连，所述稳压芯片的电压输出端与所述第二电容的第一端相连，还与所述气压传感器的第一传感电源端、第二传感电源端相连。所述第一电容的第二端与所述外接电源相连；所述第二电容的第二端接地；所述第一电阻的第一端与所述第一电容的第一端相连，所述第一电阻的第二端与所述第一电容的第二端相连。
在其中一个实施方式中，所述主控电路包括主控芯片；所述主控芯片包括传感使能输出端、传感数据输出端、传感时钟输出端和传感数据输入端；所述主控芯片的传感使能输出端与所述气压传感器的使能端相连，所 述主控芯片的传感数据输出端与所述气压传感器的传感数据输入端相连，所述主控芯片的传感时钟输出端与所述气压传感器的时钟控制端相连，所述主控芯片的传感数据输入端与所述气压传感器的传感数据输出端相连。
在其中一个实施方式中，所述展示电路包括显示模块和供电控制电路，所述显示模块分别与主控电路和所述供电控制电路相连。所述显示模块包括第一显示电源端、复位端、时钟端、数据端、第二显示电源端、公共电位端和参考电位端；所述显示模块的第一显示电源端与所述主控芯片的电源输出端相连，所述显示模块的复位端与所述主控芯片的复位输出端相连，所述显示模块的时钟端与所述主控芯片的显示时钟输出端相连，所述显示模块的数据端与所述主控芯片的显示数据输出端相连，所述显示模块的第二显示电源端与所述供电控制电路相连。
在其中一个实施方式中，所述供电控制电路包括驱动芯片、第一电感、第三电容、第四电容、第五电容、第六电容、第七电容、第八电容、第二电阻、第三电阻、第四电阻、第五电阻、第六电阻、第七电阻、第八电阻、第一二极管、第二二极管；所述驱动芯片的开关端与所述第一电感的第一端相连，所述驱动芯片的接地端接地，所述驱动芯片的反馈端与所述第二电阻的第一端相连，所述驱动芯片的使能端与所述第三电阻的第一端相连，所述驱动芯片的电源端与所述外接电源相连。所述第一电感的第二端与所述驱动芯片的电源端相连。所述第二电阻的第二端与所述第四电阻的第一端相连，所述第四电阻的第二端接地。所述第三电阻的第二端与所述主控芯片的显示控制端相连。所述第三电容的第一端与所述驱动芯片的开关端相连，所述第三电容的第二端与所述第一二极管的负极相连，所述第一二极管的正极接地。所述第二二极管的正极与所述第三电容的第二端相连，所述第二二极管的负极与所述显示模块的第二显示电源端相连，所述第二二极管的负极还与所述第五电阻的第一端相连，所述第五电阻的第二端与 所述第四电阻的第一端相连。所述第四电容的第一端与所述第五电阻的第一端相连，所述第四电容的第二端与所述第五电阻的第二端相连。所述第五电容的第一端与所述第五电阻的第一端相连，所述第五电容的第二端接地。所述第六电容的第一端与所述驱动芯片的电源端相连，所述第六电容的第二端接地。所述第七电容的第一端与所述显示模块的公共电位端相连，所述第七电容的第二端接地。所述第六电阻的第一端与所述显示模块的参考电位端相连，所述第六电阻的第二端接地。所述第八电容的第一端与所述显示模块的第一显示电源端相连，所述第八电容的第二端接地。所述第七电阻的第一端与所述显示模块的第一显示电源端相连，所述第七电阻的第二端与所述显示模块的时钟端相连。所述第八电阻的第一端与所述显示模块的第一显示电源端相连，所述第八电阻的第二端与所述显示模块的数据端相连。
本实用新型提供一种电子烟，电子烟包括上述的海拔高度获取电路。
在其中一个实施方式中，所述电子烟包括雾化电路，所述主控电路的雾化控制输出端与所述雾化电路的雾化控制输入端相连，所述主控电路用于负责控制雾化电路工作状态。
在其中一个实施方式中，所述电子烟包括充电电路和锂电池，所述锂电池与所述充电电路、所述主控电路、所述雾化电路均相连；所述主控电路的充电检测输入端与所述充电电路的充电检测输出端相连，所述主控电路用于检测所述锂电池的充电状态。
本实用新型实施例提供的技术方案带来的有益效果是：
本实用新型提供一种海拔高度获取电路及电子烟，海拔高度获取电路能通过对大气压参数如气压、温度的检测，获得气压值和温度值，从而计算得到海拔高度值；而电子烟只需在现有电子烟电路的基础上增添海拔高度获取电路，就不仅可以作为正常电子烟用于抽烟，还可以用于测量和展 示海拔高度，能使用户获得更好的户外体验，海拔高度获取电路占用电子烟空间小，并且其价格低廉，电能消耗小，具有质量可靠等优点。
上述说明仅是本实用新型技术方案的概述，为了能够更清楚了解本实用新型的技术手段，而可依照说明书的内容予以实施，并且为了让本实用新型的上述和其他目的、特征和优点能够更明显易懂，以下特举较佳实施例，并配合附图，详细说明如下。
附图说明
图1是本实用新型第一实施例提供的海拔高度获取电路的结构示意图；
图2是本实用新型第二实施例提供的海拔高度获取电路的电路示意图；
图3是本实用新型第三实施例提供的电子烟的结构示意图；
图4是本实用新型第四实施例提供的电子烟的电路示意图。
具体实施方式
为更进一步阐述本实用新型为达成预定实用新型目的所采取的技术手段及功效，以下结合附图及较佳实施例，对依据本实用新型提出的海拔高度获取电路及其装置其具体实施方式、结构、特征及功效，详细说明如后。
有关本实用新型的前述及其他技术内容、特点及功效，在以下配合参考图式的较佳实施例详细说明中将可清楚的呈现。通过具体实施方式的说明，当可对本实用新型为达成预定目的所采取的技术手段及功效得以更加深入且具体的了解，然而所示附图仅是提供参考与说明之用，并非用来对本实用新型加以限制。
第一实施例
图1是本实用新型第一实施例提供的海拔高度获取电路的结构示意图。 如图1所示，本实施例的海拔高度获取电路包括检测电路100和主控电路200。其中，检测电路100用于检测环境的大气压参数，包括气压和温度，并获得气压值和温度值。主控电路200与检测电路100相连。主控电路200用于读取检测电路100获得的气压值和温度值，而气压值和温度值为当前海拔高度的大气压参数，则可根据大气压参数和海拔高度的关系计算得到海拔高度值，具体计算公式为：
H＝8000(1+T/273)ln(P1/P2)，其中H是海拔高度值，单位m；T是所求高度差两个高度的平均温度，单位℃；P1是海拔低处气压，单位hpa；P2是海拔高处气压，单位hpa。T取值是平均海平面处的温度值与主控电路200读取检测电路100获得的温度值的平均值，其中，平均海平面处的温度值可由用户手动输入，也可由电子烟从网络中获取。而平均海平面的气压为1013.211hPa，即P1取值1013.211hPa，而P2取值是主控电路200读取检测电路100获得的气压值，因此，可通过将T、P1、P2代入上述计算公式计算得到海拔高度值H。
在一实施方式中，海拔高度获取电路包括展示电路300。展示电路300与主控电路200相连，主控电路200将海拔高度值发送给展示电路300。展示电路300用于将主控电路200发送的海拔高度值进行展示，其展示方式可以是通过显示装置显示海拔高度值，也可以是通过语音装置用语音提示海拔高度值。主控电路200还可以将海拔高度值通过无线通信模块发送给其他终端设备，以供其他终端设备展示。
本实施例的海拔高度获取电路能通过检测电路100与主控电路200相连，用于检测大气压参数，包括气压和温度，并获得气压值和温度值；主控电路200用于读取检测电路100获得的气压值和温度值，从而可以计算得到海拔高度值。
第二实施例
图2是本实用新型第二实施例提供的海拔高度获取电路的电路示意图。如图2所示，本实施例的海拔高度获取电路包括检测电路100、主控电路200和展示电路300。主控电路200与检测电路100、展示电路300均相连。
在其中一个实施方式中，检测电路100包括气压传感器U1和供电稳压电路，气压传感器U1与供电稳压电路相连。气压传感器U1用于获得气压值和温度值，气压传感器U1包括使能端111、传感数据输入端112、时钟控制端113、传感数据输出端114、第一传感电源端115、第二传感电源端116。气压传感器U1的使能端111、传感数据输入端112、时钟控制端113、传感数据输出端114与主控电路200相连，气压传感器U1的第一传感电源端115、第二传感电源端116与供电稳压电路相连。供电稳压电路为气压传感器U1提供稳定的工作电压。
具体地，气压传感器U1的型号为DPS310。气压传感器U1的使能端111为CSB引脚，传感数据输入端112为SDI引脚，时钟控制端113为SCK引脚，传感数据输出端114为SD0引脚，第一传感电源端115为VDDIO引脚，第二传感电源端116为VDD引脚。
在其中一个实施方式中，供电稳压电路包括稳压芯片U2、第一电容C1、第二电容C2、第一电阻R1。稳压芯片U2包括电压输入端121、接地端122、使能端123和电压输出端124；稳压芯片U2的电压输入端121与外接电源VCC_BAT相连，稳压芯片U2的接地端122接地，稳压芯片U2的使能端123与第一电容C1的第一端相连，稳压芯片U2的电压输出端124与第二电容C2的第一端相连，还与气压传感器U1的第一传感电源端115、第二传感电源端116相连。第一电容C1的第二端与外接电源VCC_BAT相连；第二电容C2的第二端接地；第一电阻R1的第一端与第一电容C1的第一端相连，第一电阻R1的第二端与第一电容C1的第二端相连。
在其中一个实施方式中，主控电路200包括主控芯片U3。主控芯片U3包括传感使能输出端211、传感数据输出端212、传感时钟输出端213和传感数据输入端214。主控芯片U3的传感使能输出端211与气压传感器U1的使能端111相连，主控芯片U3的传感数据输出端212与气压传感器U1的传感数据输入端112相连，主控芯片U3的传感时钟输出端213与气压传感器U1的时钟控制端113相连，主控芯片U3的传感数据输入端214与气压传感器U1的传感数据输出端114相连。
具体地，主控芯片U3的型号为N76E003。主控芯片U3的传感使能输出端211为P1_5/PWM5/IC7/S引脚，传感数据输出端212为MOSI/T1/IC3/PWM3/P0_0引脚，传感时钟输出端213为[SCL]/ICPCK/OCDCX_/RXD_1/PO_2引脚，传感数据输入端214为MISO/IC4/PWM4/P0_1引脚。
在其中一个实施方式中，展示电路300包括显示模块J1和供电控制电路，显示模块J1分别与主控电路200和供电控制电路相连。显示模块J1包括第一显示电源端311、复位端312、时钟端313、数据端314、第二显示电源端315、公共电位端316和参考电位端317；显示模块J1的第一显示电源端311与主控芯片U3的电源输出端231相连，显示模块J1的复位端312与主控芯片U3的复位输出端232相连，显示模块J1的时钟端313与主控芯片U3的显示时钟输出端233相连，显示模块J1的数据端314与主控芯片U3的显示数据输出端234相连，使得主控电路200能发送海拔高度的数据给显示模块J1。显示模块J1的第二显示电源端315与供电控制电路相连。
在其中一个实施方式中，供电控制电路包括驱动芯片U4、第一电感L1、第三电容C3、第四电容C4、第五电容C5、第六电容C6、第七电容C7、第八电容C8、第二电阻R2、第三电阻R3、第四电阻R4、第五电阻R5、 第六电阻R6、第七电阻R7、第八电阻R8、第一二极管T1、第二二极管T2；驱动芯片U4的开关端321与第一电感L1的第一端相连，驱动芯片U4的接地端322接地，驱动芯片U4的反馈端323与第二电阻R2的第一端相连，驱动芯片U4的使能端324与第三电阻R3的第一端相连，驱动芯片U4的电源端325与外接电源VCC_BAT相连。第一电感L1的第二端与驱动芯片U4的电源端325相连。第二电阻R2的第二端与第四电阻R4的第一端相连，第四电阻R4的第二端接地。第三电阻R3的第二端与主控芯片U3的显示控制端相连，主控芯片U3可用于控制显示模块J1亮和灭。第三电容C3的第一端与驱动芯片U4的开关端321相连，第三电容C3的第二端与第一二极管T1的负极相连，第一二极管T1的正极接地。第二二极管T2的正极与第三电容C3的第二端相连，第二二极管T2的负极与显示模块J1的第二显示电源端315相连，第二二极管T2的负极还与第五电阻R5的第一端相连，第五电阻R5的第二端与第四电阻R4的第一端相连。第四电容C4的第一端与第五电阻R5的第一端相连，第四电容C4的第二端与第五电阻R5的第二端相连。第五电容C5的第一端与第五电阻R5的第一端相连，第五电容C5的第二端接地。第六电容C6的第一端与驱动芯片U4的电源端325相连，第六电容C6的第二端接地。第七电容C7的第一端与显示模块J1的公共电位端316相连，第七电容C7的第二端接地。第六电阻R6的第一端与显示模块J1的参考电位端317相连，第六电阻R6的第二端接地。第八电容C8的第一端与显示模块J1的第一显示电源端311相连，第八电容C8的第二端接地。第七电阻R7的第一端与显示模块J1的第一显示电源端311相连，第七电阻R7的第二端与显示模块J1的时钟端313相连。第八电阻R8的第一端与显示模块J1的第一显示电源端311相连，第八电阻R8的第二端与显示模块J1的数据端314相连。
具体地，供电稳压电路通过稳压芯片U2、第一电容C1、第二电容C2、第一电阻R1构成一个稳定的电压输出电路，其接收外接电源VCC_BAT并提供稳定的输出电压(例如2.8V)给气压传感器U1，气压传感器U1接收此输出电压，并对当前海拔高度的大气压参数进行检测并得到气压值。主控电路200与气压传感器U1的端口连接，气压传感器U1发送气压值给主控电路200，主控电路200读取气压值。检测电路100还包括用于检测环境的大气压参数的温度的电路，可以但不局限于通过电路中的温度传感器检测并并得到温度值，且发送温度值给主控电路200，主控电路200读取温度值。则可根据大气压参数和海拔高度的关系计算得到海拔高度值，具体计算公式为：
H＝8000(1+T/273)ln(P1/P2)，其中H是海拔高度值，单位m；T是所求高度差两个高度的平均温度，单位℃；P1是海拔低处气压，单位hpa；P2是海拔高处气压，单位hpa。T取值是平均海平面处的温度值与主控电路200读取检测电路100获得的温度值的平均值，其中，平均海平面处的温度值可由用户手动输入，也可由电子烟从网络中获取。而平均海平面的气压为1013.211hPa，即P1取值1013.211hPa，而P2取值是主控电路200读取检测电路100获得的气压值，因此，可通过将T、P1、P2代入上述计算公式计算得到海拔高度值H。
主控电路200与展示电路300相连，其中，主控电路200的主控芯片U3的电源输出端231、复位输出端232、显示时钟输出端233、显示数据输出端234对应连接展示电路300的显示模块J1的第一显示电源端311、复位端312、时钟端313、数据端314，使显示模块J1接收到主控芯片U3传输的海拔高度值的数据。展示电路300的供电控制电路的驱动芯片U4包括开关端321、接地端322、反馈端323、使能端324和电源端325。驱动芯片U4的电源端325接收外接电源VCC_BAT。驱动芯片U4可根据反馈端 323接收到通过第二电阻R2、第四电阻R4、第五电阻R5分压后的电压，控制第一电感L1内的电流大小，并使得显示模块J1在第二显示电源端315接收到其工作时的电源电压。其中，第三电容C3可用于隔绝前后级电路，防止显示模块J1短路，从而造成电源直接对地放电烧坏驱动芯片U4；第四电容C4为前馈电容；第五电容C5、第六电容C6均可用于滤波；第七电容C7、第八电容C8均可用于储能滤波；第六电阻R6可用于使显示模块J1的参考电位端317获得参考电压；第三电阻R3、第七电阻R7、第八电阻R8均可起到抗干扰和保护相应接口的作用。因此，供电控制电路接收外接电源VCC_BAT并提供电源电压给显示模块J1，使得显示模块J1在接收到主控电路200发送的海拔高度值的数据后，显示海拔高度值。而且，显示模块J1供电控制电路与主控电路200的端口相连，主控电路200能控制显示模块J1亮和灭。
本实施例的海拔高度获取电路中，主控电路200与检测电路100、展示电路300均相连，并且检测电路100包括气压传感器U1和供电稳压电路，主控电路200包括主控芯片U3，展示电路300包括显示模块J1和供电控制电路；海拔高度获取电路实现了检测电路100对气压、温度的检测，主控电路200读取检测电路100的气压值和温度值，从而得到当前海拔高度值，再发送当前海拔高度值给展示电路300，从而展示电路300可以展示当前海拔高度值。
第三实施例
图3是本实用新型第三实施例提供的电子烟的结构示意图。如图3所示，请同时参照图1，本实施例与第一实施例基本相同，其不同之处在于：电子烟包括雾化电路400。主控电路200与雾化电路400相连，主控电路 200用于负责控制雾化电路400工作状态，例如控制雾化电路的输出电压、输出电流以及是否进行输出等等。
在其中一个实施方式中，电子烟包括充电电路500和锂电池600。锂电池600与充电电路500、主控电路200、雾化电路400均相连。其中，充电电路500与锂电池600连接，充电电路500对充电电流进行管理，使充电电流平稳地流入锂电池600；锂电池600与主控电路200连接，锂电池600为主控电路200提供电能；锂电池600与雾化电路400连接，锂电池600为雾化电路400提供电能。
在其中一个实施方式中，主控电路200与充电电路500相连，主控电路200用于检测锂电池600的充电状态(图3中未示出)。
在其中一个实施方式中，锂电池600分别与检测电路100、展示电路300均相连(图3中未示出)，使得检测电路100、展示电路300不需要外部电源提供电源电压，而由锂电池600提供电源电压，增强了电子烟的实用性，方便了用户使用电子烟，使用户获得更好的户外体验。
具体地，电子烟包括海拔高度获取电路，海拔高度获取电路能通过主控电路200与检测电路100、展示电路300均相连，检测电路100对气压、温度的检测，主控电路200读取检测电路100的气压值和温度值，从而得到当前海拔高度值，再发送当前海拔高度值给展示电路300，从而展示电路300可以展示当前海拔高度值，也使得电子烟具有展示当前海拔高度值的功能。而且，海拔高度获取电路中的主控电路200与雾化电路400相连，主控电路200能控制雾化电路400工作，以使雾化电路400将烟液进行雾化以供用户吸食。其中，电子烟包括充电电路500和锂电池600。锂电池600与充电电路500、主控电路200、雾化电路400均相连。其中，充电电路500与锂电池600连接，充电电路500对充电电流进行管理，使充电电流平稳地流入锂电池600；锂电池600与主控电路200连接，锂电池600为主控电 路200提供电能；锂电池600与雾化电路400连接，锂电池600为雾化电路400提供电能。
本实施例的电子烟包括海拔高度获取电路，其中，海拔高度获取电路能通过对大气压参数如气压、温度的检测，获得气压值和温度值，从而计算得到海拔高度值；而电子烟只需在现有电子烟电路的基础上增添海拔高度获取电路，就不仅可以作为正常电子烟抽烟来使用，还可以用于测量和展示海拔高度，能使用户获得更好的户外体验，海拔高度获取电路占用电子烟空间小，价格低廉，电能消耗小，还具有质量可靠等优点。
第四实施例
图4是本实用新型第四实施例提供的电子烟的电路示意图。如图4所示，请同时参照图2，本实施例与第二实施例基本相同，其不同之处在于：电子烟还包括雾化电路400。主控电路200的雾化控制输出端241与雾化电路400的雾化控制输入端401相连，主控电路200用于负责控制雾化电路400工作状态，例如控制雾化电路的输出电压、输出电流以及是否进行输出等等。
在其中一个实施方式中，电子烟包括充电电路500和锂电池600。锂电池600与充电电路500、主控电路200、雾化电路400均相连。其中，充电电路500与锂电池600连接，充电电路500对充电电流进行管理，使充电电流平稳地流入锂电池600；锂电池600与主控电路200连接，锂电池600为主控电路200提供电能；锂电池600与雾化电路400连接，锂电池600为雾化电路400提供电能。
在其中一个实施方式中，主控电路200的充电检测输入端与充电电路500的充电检测输出端相连，主控电路200用于检测锂电池600的充电状态。
在其中一个实施方式中，锂电池600分别与检测电路100、展示电路300均相连，使得检测电路100、展示电路300不需要外部电源提供电源电压，而由锂电池600提供电源电压，增强了电子烟的实用性，方便了用户使用电子烟，使用户获得更好的户外体验。
具体地，供电稳压电路通过稳压芯片U2、第一电容C1、第二电容C2、第一电阻R1构成一个稳定的电压输出电路，其接收外接电源VCC_BAT并提供稳定的输出电压(例如2.8V)给气压传感器U1，气压传感器U1接收此输出电压，并对当前海拔高度的大气压参数进行检测并得到气压值。主控电路200与气压传感器U1的端口连接，气压传感器U1发送气压值给主控电路200，主控电路200读取气压值。检测电路100还包括用于检测环境的大气压参数的温度的电路，可以但不局限于通过电路中的温度传感器检测并并得到温度值，且发送温度值给主控电路200，主控电路200读取温度值。则可根据大气压参数和海拔高度的关系计算得到海拔高度值，具体计算公式为：
H＝8000(1+T/273)ln(P1/P2)，其中H是海拔高度值，单位m；T是所求高度差两个高度的平均温度，单位℃；P1是海拔低处气压，单位hpa；P2是海拔高处气压，单位hpa。T取值是平均海平面处的温度值与主控电路200读取检测电路100获得的温度值的平均值，其中，平均海平面处的温度值可由用户手动输入，也可由电子烟从网络中获取。而平均海平面的气压为1013.211hPa，即P1取值1013.211hPa，而P2取值是主控电路200读取检测电路100获得的气压值，因此，可通过将T、P1、P2代入上述计算公式计算得到海拔高度值H。
主控电路200与展示电路300相连，其中，主控电路200的主控芯片 U3的电源输出端231、复位输出端232、显示时钟输出端233、显示数据输出端234对应连接展示电路300的显示模块J1的第一显示电源端311、复位端312、时钟端313、数据端314，使显示模块J1接收到主控芯片U3传输的海拔高度值的数据。展示电路300的供电控制电路的驱动芯片U4包括开关端321、接地端322、反馈端323、使能端324和电源端325。驱动芯片U4的电源端325接收外接电源VCC_BAT。驱动芯片U4可根据反馈端323接收到通过第二电阻R2、第四电阻R4、第五电阻R5分压后的电压，控制第一电感L1内的电流大小，并使得显示模块J1在第二显示电源端315接收到其工作时的电源电压。其中，第三电容C3可用于隔绝前后级电路，防止显示模块J1短路，从而造成电源直接对地放电烧坏驱动芯片U4；第四电容C4为前馈电容；第五电容C5、第六电容C6均可用于滤波；第七电容C7、第八电容C8均可用于储能滤波；第六电阻R6可用于使显示模块J1的参考电位端317获得参考电压；第三电阻R3、第七电阻R7、第八电阻R8均可起到抗干扰和保护相应接口的作用。因此，供电控制电路接收外接电源VCC_BAT并提供电源电压给显示模块J1，使得显示模块J1在接收到主控电路200发送的海拔高度值的数据后，显示海拔高度值。而且，显示模块J1供电控制电路与主控电路200的端口相连，主控电路200能控制显示模块J1亮和灭。
而且，海拔高度获取电路中的主控电路200与雾化电路400相连，主控电路200能控制雾化电路400工作，以使雾化电路400将烟液进行雾化以供用户吸食。
其中，电子烟包括充电电路500和锂电池600。锂电池600与充电电路500、主控电路200、雾化电路400均相连。其中，充电电路500与锂电池600连接，充电电路500对充电电流进行管理，使充电电流平稳地流入锂电池600；锂电池600与主控电路200连接，锂电池600为主控电路200提供 电能；锂电池600与雾化电路400连接，锂电池600为雾化电路400提供电能。此外，锂电池600还可以分别与检测电路100、展示电路300均相连，使得检测电路100、展示电路300不需要外部电源提供电源电压，而由锂电池600提供电源电压。
本实施例的电子烟包括海拔高度获取电路、雾化电路400、充电电路500、锂电池600，其中，海拔高度获取电路能通过对气压、温度的检测，得到并展示海拔高度，只需在现有电子烟电路的基础上增添海拔高度获取电路，而海拔高度获取电路的电子元件仅有芯片、电容、电阻等元件，则海拔高度获取电路占用电子烟空间小，海拔高度获取电路中的主控电路200能控制雾化电路400进行工作，且锂电池600提供了各电路所需的电能，而充电电路500可为锂电池600充电。所以，该电子烟不仅可以作为正常电子烟抽烟来使用，还可以用于测量和展示海拔高度，能使用户获得更好的户外体验，并且海拔高度获取电路的价格低廉，电能消耗小，具有质量可靠等优点。
以上，仅是本实用新型的较佳实施例而已，并非对本实用新型作任何形式上的限制，虽然本实用新型已以较佳实施例揭露如上，然而并非用以限定本实用新型，任何熟悉本专业的技术人员，在不脱离本实用新型技术方案范围内，当可利用上述揭示的技术内容做出些许更动或修饰为等同变化的等效实施例，但凡是未脱离本实用新型技术方案内容，依据本实用新型的技术实质对以上实施例所作的任何简单修改、等同变化与修饰，均仍属于本实用新型技术方案的范围内。

Claims (10)

  1. 一种海拔高度获取电路，其特征在于，所述海拔高度获取电路包括检测电路(100)和主控电路(200)，其中；
    所述检测电路(100)用于检测环境的大气压参数，包括气压和温度，并获得气压值和温度值；
    所述主控电路(200)与所述检测电路(100)相连，所述主控电路(200)用于读取所述检测电路(100)获得的气压值和温度值，并根据所述气压值和所述温度值获取海拔高度值。
  2. 如权利要求1所述的海拔高度获取电路，其特征在于，所述海拔高度获取电路包括展示电路(300)，所述展示电路(300)与主控电路(200)相连，用于将所述主控电路(200)发送的海拔高度值进行展示。
  3. 如权利要求1或2所述的海拔高度获取电路，其特征在于，所述检测电路(100)包括气压传感器(U1)和供电稳压电路；
    所述气压传感器(U1)与所述供电稳压电路相连，所述气压传感器(U1)用于获得所述气压值和所述温度值，所述气压传感器(U1)包括使能端(111)、传感数据输入端(112)、时钟控制端(113)、传感数据输出端(114)、第一传感电源端(115)、第二传感电源端(116)，所述气压传感器(U1)的使能端(111)、传感数据输入端(112)、时钟控制端(113)、传感数据输出端(114)与所述主控电路(200)相连，所述气压传感器(U1)的第一传感电源端(115)与第二传感电源端(116)相连，且第一传感电源端(115)与第二传感电源端(116)均与所述供电稳压电路相连；
    所述供电稳压电路为所述气压传感器(U1)提供稳定的工作电压。
  4. 如权利要求3所述的海拔高度获取电路，其特征在于，所述供电稳压电路包括稳压芯片(U2)、第一电容(C1)、第二电容(C2)、第一电阻(R1)；
    所述稳压芯片(U2)包括电压输入端(121)、接地端(122)、使能端(123)和电压输出端(124)，所述稳压芯片(U2)的电压输入端(121)与外接电源(VCC_BAT)相连，所述稳压芯片(U2)的接地端(122)接地，所述稳压芯片(U2)的使能端(123)与所述第一电容(C1)的第一端相连，所述稳压芯片(U2)的电压输出端(124)与所述第二电容(C2)的第一端相连，还与所述气压传感器(U1)的第一传感电源端(115)、第二传感电源端(116)相连；
    所述第一电容(C1)的第二端与所述外接电源(VCC_BAT)相连；
    所述第二电容(C2)的第二端接地；
    所述第一电阻(R1)的第一端与所述第一电容(C1)的第一端相连，所述第一电阻(R1)的第二端与所述第一电容(C1)的第二端相连。
  5. 如权利要求1或2所述的海拔高度获取电路，其特征在于，所述主控电路(200)包括主控芯片(U3)；
    所述主控芯片(U3)包括传感使能输出端(211)、传感数据输出端(212)、传感时钟输出端(213)和传感数据输入端(214)；
    其中，所述主控芯片(U3)的传感使能输出端(211)与所述气压传感器(U1)的使能端(111)相连，所述主控芯片(U3)的传感数据输出端(212)与所述气压传感器(U1)的传感数据输入端(112)相连，所述主控芯片(U3)的传感时钟输出端(213)与所述气压传感器(U1)的时钟控制端(113)相连，所述主控芯片(U3)的传感数据输入端(214)与所述气压传感器(U1)的传感数据输出端(114)相连。
  6. 如权利要求2所述的海拔高度获取电路，其特征在于，所述展示电路(300)包括显示模块(J1)和供电控制电路；
    所述显示模块(J1)分别与主控电路(200)和所述供电控制电路相连，所述显示模块(J1)包括第一显示电源端(311)、复位端(312)、时钟端(313)、数据端(314)、第二显示电源端(315)、公共电位端(316)和参考电位端(317)；
    所述显示模块(J1)的第一显示电源端(311)与所述主控芯片(U3)的电源输出端(231)相连，所述显示模块(J1)的复位端(312)与所述主控芯片(U3)的复位输出端(232)相连，所述显示模块(J1)的时钟端(313)与所述主控芯片(U3)的显示时钟输出端(233)相连，所述显示模块(J1)的数据端(314)与所述主控芯片(U3)的显示数据输出端(234)相连，所述显示模块(J1)的第二显示电源端(315)与所述供电控制电路相连。
  7. 如权利要求6所述的海拔高度获取电路，其特征在于，所述供电控制电路包括驱动芯片(U4)、第一电感(L1)、第三电容(C3)、第四电容(C4)、第五电容(C5)、第六电容(C6)、第七电容(C7)、第八电容(C8)、第二电阻(R2)、第三电阻(R3)、第四电阻(R4)、第五电阻(R5)、第六电阻(R6)、第七电阻(R7)、第八电阻(R8)、第一二极管(T1)、第二二极管(T2)；
    所述驱动芯片(U4)的开关端(321)与所述第一电感(L1)的第一端相连，所述驱动芯片(U4)的接地端(322)接地，所述驱动芯片(U4)的反馈端(323)与所述第二电阻(R2)的第一端相连，所述驱动芯片(U4)的使能端(324)与所述第三电阻(R3)的第一端相连，所述驱动芯片(U4)的电源端(325)与所述外接电源(VCC_BAT)相连；
    所述第一电感(L1)的第二端与所述驱动芯片(U4)的电源端(325)相连；
    所述第二电阻(R2)的第二端与所述第四电阻(R4)的第一端相连，所述第四电阻(R4)的第二端接地；
    所述第三电阻(R3)的第二端与所述主控芯片(U3)的显示控制端相连；
    所述第三电容(C3)的第一端与所述驱动芯片(U4)的开关端(321)相连，所述第三电容(C3)的第二端与所述第一二极管(T1)的负极相连，所述第一二极管(T1)的正极接地；
    所述第二二极管(T2)的正极与所述第三电容(C3)的第二端相连，所述第二二极管(T2)的负极与所述显示模块(J1)的第二显示电源端(315)相连，所述 第二二极管(T2)的负极还与所述第五电阻(R5)的第一端相连，所述第五电阻(R5)的第二端与所述第四电阻(R4)的第一端相连；
    所述第四电容(C4)的第一端与所述第五电阻(R5)的第一端相连，所述第四电容(C4)的第二端与所述第五电阻(R5)的第二端相连；
    所述第五电容(C5)的第一端与所述第五电阻(R5)的第一端相连，所述第五电容(C5)的第二端接地；
    所述第六电容(C6)的第一端与所述驱动芯片(U4)的电源端(325)相连，所述第六电容(C6)的第二端接地；
    所述第七电容(C7)的第一端与所述显示模块(J1)的公共电位端(316)相连，所述第七电容(C7)的第二端接地；
    所述第六电阻(R6)的第一端与所述显示模块(J1)的参考电位端(317)相连，所述第六电阻(R6)的第二端接地；
    所述第八电容(C8)的第一端与所述显示模块(J1)的第一显示电源端(311)相连，所述第八电容(C8)的第二端接地；
    所述第七电阻(R7)的第一端与所述显示模块(J1)的第一显示电源端(311)相连，所述第七电阻(R7)的第二端与所述显示模块(J1)的时钟端(313)相连；
    所述第八电阻(R8)的第一端与所述显示模块(J1)的第一显示电源端(311)相连，所述第八电阻(R8)的第二端与所述显示模块(J1)的数据端(314)相连。
  8. 一种电子烟，其特征在于，所述电子烟包括如权利要求1至7任意一项所述的海拔高度获取电路。
  9. 如权利要求8所述的电子烟，其特征在于，所述电子烟包括雾化电路(400)，所述主控电路(200)的雾化控制输出端(241)与所述雾化电路(400)的雾化控制输入端(401)相连，所述主控电路(200)用于负责控制雾化电路(400)工作状态。
  10. 如权利要求9所述的电子烟，其特征在于，所述电子烟包括充电电路(500)和锂电池(600)，所述锂电池(600)与所述充电电路(500)、所述主控电路(200)、所述雾化电路(400)均相连；
    所述主控电路(200)的充电检测输入端与所述充电电路(500)的充电检测输出端相连，所述主控电路(200)用于检测所述锂电池(600)的充电状态。
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