CN204070530U - Electronic cigarette controller and electronic cigarette - Google Patents
Electronic cigarette controller and electronic cigarette Download PDFInfo
- Publication number
- CN204070530U CN204070530U CN201420337728.9U CN201420337728U CN204070530U CN 204070530 U CN204070530 U CN 204070530U CN 201420337728 U CN201420337728 U CN 201420337728U CN 204070530 U CN204070530 U CN 204070530U
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- China
- Prior art keywords
- module
- electronic cigarette
- smoking
- charging
- tobacco tar
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- A24F40/53—Monitoring, e.g. fault detection
-
- 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
- A24F40/90—Arrangements or methods specially adapted for charging batteries thereof
-
- 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
Abstract
A kind of electronic cigarette controller, comprise control chip, described control chip comprises: smoking detection module, for detecting the capacitance variation of outside miaow head, and send the smoking signal that starts described electronic cigarette when capacitance is not less than smoking threshold value or send the standby signal of closing described electronic cigarette when capacitance is less than smoking threshold value; Control module, is connected with described smoking detection module, for sending drive control signal according to described smoking signal or stopping sending drive control signal according to described standby signal; Driver module, is connected with described control module, for receive described drive control signal and output current to drive described electronic cigarette work; Also comprise: tobacco tar detection module, be connected with described control module, for the tobacco tar amount state value of described electronic cigarette of sampling, and judge whether described tobacco tar amount state value is less than default a reference value, if so, then described control module stops sending drive control signal.The utility model has tobacco tar measuring ability.
Description
Technical field
The utility model relates to a kind of electronic product, particularly relates to a kind of electronic cigarette controller and electronic cigarette.
Background technology
Electronic cigarette is a kind of by powered battery, detect the motion of air-flow to judge whether to be in smoking state by inner detection module, and is exported by chip controls electric current and the electronic product of duty.Tobacco tar is atomized into particulate by heater strip, and by pulmonary absorption, spue simulation smoke simultaneously.Electronic cigarette containing the tar in cigarette and other harmful substance, also can not produce second-hand-cigarette, more can not fill the air or curl up in confined space.Therefore, healthy electronic cigarette substitutes conventional cigarette has become a kind of development trend.
Although electronic cigarette control technology comparative maturity at present, electronic cigarette controller also has various defencive function.But the controller of traditional electronic cigarette cannot detect tobacco tar amount, when tobacco tar is reduced to a certain degree, tobacco tar is atomized the impression that the amount of smoke caused does not reach smoking, and now heater strip will to air heat, produces to allow the uncomfortable smell of smoker.
Utility model content
Based on this, be necessary to provide a kind of electronic cigarette controller with tobacco tar measuring ability.
In addition, a kind of electronic cigarette is also provided.
A kind of electronic cigarette controller, comprise control chip, described control chip comprises:
Smoking detection module, for detecting the capacitance variation of outside miaow head, and sends the smoking signal that starts described electronic cigarette or sends the standby signal of closing described electronic cigarette when capacitance is less than smoking threshold value when capacitance is not less than smoking threshold value;
Control module, is connected with described smoking detection module, for sending drive control signal according to described smoking signal or stopping sending drive control signal according to described standby signal;
Driver module, is connected with described control module, for receive described drive control signal and output current to drive described electronic cigarette work;
Described control chip also comprises:
Tobacco tar detection module, is connected with described control module, for the tobacco tar amount state value of described electronic cigarette of sampling, and judges whether described tobacco tar amount state value is less than default a reference value, and if so, then described control module stops sending drive control signal.
Wherein in an embodiment, described tobacco tar amount state value is flow through the electric current in described tobacco tar detection module on the pin connecting outside oil storage cotton.
Wherein in an embodiment, described smoking detection module is 4 smoking threshold values according to the different set of outside miaow head.
Wherein in an embodiment, the capacitance when capacitance variation amount that described 4 smoking threshold values equal described outside miaow head is respectively 3%, 6%, 9%, 12%.
Wherein in an embodiment, described control chip also comprises charging module, and the output port of described charging module is connected with described control module, driver module respectively, and the charging input end mouth of described charging module realizes charge function for connecting external power source.
Wherein in an embodiment, described charging module comprises interconnective charging voltage detecting unit and charging control unit, described charging voltage detecting unit is used for the charging voltage of the lithium battery detecting exterior arrangement in real time, and described charging control unit controls charging current according to described charging voltage.
Wherein in an embodiment, the output port of described charging module and charging input end mouth are multiplexing port, and described multiplexing port is used for charging and discharging.
Wherein in an embodiment, described control chip also comprises the display module be connected with described control module, and described display module is for showing smoking state, tobacco tar amount state and charged state.
Wherein in an embodiment; also comprise the protection module be connected with described control module; described protection module comprises short-circuit protection unit and open-circuit-protection unit; for when outside heating wire open circuit or short circuit, send open circuit signaling to described control module or short-circuit signal makes described control module stop sending drive control signal.
A kind of electronic cigarette, comprise miaow head, heater strip and oil storage cotton, also comprise above-mentioned electronic cigarette controller, described miaow head is connected with described smoking detection module, and described heater strip is connected with described driver module, and described oil storage cotton is connected with described tobacco tar detection module.
Above-mentioned electronic cigarette controller and electronic cigarette can realize tobacco tar measuring ability by tobacco tar detection module, when whether tobacco tar amount state value is less than default a reference value, control module also can stop sending drive control signal, make the heater strip be connected with described electronic cigarette controller there will not be situation to air heat like this, allow the uncomfortable smell of smoker so can not produce.
Accompanying drawing explanation
Fig. 1 is the functional block diagram of control chip in an embodiment electronic cigarette controller;
Fig. 2 is the internal structure schematic diagram of an embodiment electronic cigarette;
Fig. 3 is the external structure schematic diagram of an embodiment electronic cigarette.
Detailed description of the invention
As shown in Figure 1, be the functional block diagram of control chip in an embodiment electronic cigarette controller, this control chip 100 comprises: smoking detection module 110, control module 120, driver module 130, tobacco tar detection module 140, charging module 150 and display module 160.Wherein, control chip 100 adopts SOT23-6 to encapsulate.
The input of smoking detection module 110 is the SW pin of control chip 100, and described SW pin is for connecting outside miaow head.Smoking detection module 110 for detecting the capacitance variation of outside miaow head, and sends the smoking signal that starts described electronic cigarette or sends the standby signal of closing described electronic cigarette when capacitance is less than smoking threshold value when capacitance is not less than smoking threshold value.
Because the variable quantity of different outside miaow head electric capacity in identical suction situation can be different, in the present embodiment, smoking detection module 110 can identify different outside miaow heads automatically, and according to the different set of outside miaow head 4 smoking threshold values.Capacitance when the capacitance variation amount that described 4 smoking threshold values equal described outside miaow head is respectively 3%, 6%, 9%, 12%.
Control module 120 is connected with the output of smoking detection module 110, for sending drive control signal according to described smoking signal or stopping sending drive control signal according to described standby signal.
The input of driver module 130 is connected with control module 120, for receive described drive control signal and output current to drive described electronic cigarette work.The output of driver module 130 is the AT pin of control chip 100, for connecting outside heating wire
The input of tobacco tar detection module 140 is the NCT pin of control chip 100, and described NCT pin is cotton for connecting outside oil storage.Tobacco tar detection module 140 is connected with control module 120, for the tobacco tar amount state value of described electronic cigarette of sampling, and judges whether described tobacco tar amount state value is less than default a reference value, and if so, then control module 120 stops sending drive control signal.
In the present embodiment, described tobacco tar amount state value is flow through the electric current on the NCT pin of control chip 100, namely flows through the electric current of outside oil storage cotton.
The output port of charging module 150 is connected with control module 120, driver module 130 respectively, and the charging input end mouth of charging module 150 is the VDD pin of control chip 100, realizes charge function for connecting external power source.
In the present embodiment, the output port of charging module 150 and charging input end mouth are multiplexing port, and described multiplexing port is used for charging and discharging.Adopt multiplexing port can reduce the number of control chip 100 pin when encapsulating, thus reduce its system board area, be easier to control chip 100 miniaturization.
Charging module 150 comprises interconnective charging voltage detecting unit and charging control unit, described charging voltage detecting unit is used for the charging voltage of the lithium battery detecting exterior arrangement in real time, and described charging control unit controls charging current according to described charging voltage.
In the present embodiment, charging module supports the charging equipment such as common fiery ox and USB interface.Be trickle charge when lithium current charges voltage is less than 2.7 volts, can guarantee like this not damage lithium battery.When charging voltage reaches more than 2.7 volts, start large current charge, when charging voltage is close to 4.2 volts, charging current declines gradually.The metrical error of charging voltage detecting unit is less than 1%.
Display module 160 is connected with described control module.Display module 160 is for showing smoking state, tobacco tar amount state and charged state.The output of display module 160 is the LED pin of control chip 100, for connecting outside indicator lamp.
In the present embodiment, outside indicator lamp can do different instructions according to different application states.Such as, normal smoking state, indicator lamp is bright, holding state, and indicator lamp goes out, the low state of tobacco tar amount, and indicator lamp can glimmer three times continuously, and when the not enough state of electricity, it is inferior that indicator lamp can connect flicker five.Be appreciated that in other embodiments, the concrete number of times of indicator lamp flicker can change setting voluntarily.
In addition; in other embodiments; control chip 100 can also comprise the protection module be connected with control module 120; described protection module comprises short-circuit protection unit and open-circuit-protection unit; for when outside heating wire open circuit or short circuit, send open circuit signaling to described control module or short-circuit signal makes described control module stop sending drive control signal.
The specific works principle of Fig. 1 is: under normal tobacco smoking status, smoking detection module 110 can detect the capacitance variation of outside miaow head, and the smoking signal starting described electronic cigarette is sent when capacitance is more than or equal to smoking threshold value, control module 120 sends drive control signal according to described smoking signal, make driver module 130 output current to drive described electronic cigarette work, indicator lamp is lit to show normal smoking state.At this moment tobacco tar detection module 140 begins through the electric current that outside oil storage cotton is flow through in the sampling of NCT pin in control chip 100, and the current comparator that sample rate current and a reference value preset are input to tobacco tar detection module 140 inside is compared, (show that tobacco tar amount is low) when sample rate current is less than preset reference value, described current comparator exports as low, namely the low enable signal of tobacco tar amount has been sent to control module 120, control module 120 stops sending drive control signal, meanwhile control module 120 also sends the low state of tobacco tar amount to display module 160, indicator lamp just can glimmer three times continuously.
In addition, when the Current Voltage of electronic cigarette exterior arrangement is not enough, charging module 150 also can send electricity shortage signal by control module 120 to display module 160, and control module 120 stops sending drive control signal simultaneously.
As shown in Figure 2, in the utility model, also disclose a kind of electronic cigarette, comprise miaow head C1, heater strip S1 and oil storage cotton H1, indicator lamp LED1, power supply, electric capacity C2 and control chip U1.In the present embodiment, control chip U1 is middle control chip 100 embodiment illustrated in fig. 1.
Miaow head C1 is connected with the SW pin of control chip U1, heater strip S1 is connected with the AT pin of control chip U1, the cotton H1 of oil storage is connected with the NCT pin of control chip U1, indicator lamp LED1 is connected with the LED pin of control chip U1, the VDD pin of control chip is connected between positive source and electric capacity C2, the GND pin ground connection of control chip.
In the present embodiment, heater strip S1 with cigarette oil foggers be housed be connected, for atomization provides heat.Power supply is that whole electronic cigarette is powered.Electric capacity C2 plays bypass filter action, and when preventing VDD pin shake in smoking process, sordid power supply may make inner circuit occur mis-logical.
Please refer to Fig. 3, is the external structure schematic diagram of an embodiment electronic cigarette.This electronic cigarette comprises control chip 210, pneumatic sensor 220, battery 230, oil storage cotton and heater strip 240 and indicator lamp 250.Pneumatic sensor 220 is equivalent to above-mentioned miaow head, can detect air-flow thus deformation occurs.
Above-mentioned electronic cigarette controller and electronic cigarette can realize tobacco tar measuring ability by tobacco tar detection module, when whether tobacco tar amount state value is less than default a reference value, control module also can stop sending drive control signal, make the heater strip be connected with described electronic cigarette controller there will not be situation to air heat like this, allow the uncomfortable smell of smoker so can not produce.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. an electronic cigarette controller, comprises control chip, and described control chip comprises:
Smoking detection module, for detecting the capacitance variation of outside miaow head, and sends the smoking signal that starts described electronic cigarette or sends the standby signal of closing described electronic cigarette when capacitance is less than smoking threshold value when capacitance is not less than smoking threshold value;
Control module, is connected with described smoking detection module, for sending drive control signal according to described smoking signal or stopping sending drive control signal according to described standby signal;
Driver module, is connected with described control module, for receive described drive control signal and output current to drive described electronic cigarette work;
It is characterized in that, described control chip also comprises:
Tobacco tar detection module, is connected with described control module, for the tobacco tar amount state value of described electronic cigarette of sampling, and judges whether described tobacco tar amount state value is less than default a reference value, and if so, then described control module stops sending drive control signal.
2. electronic cigarette controller according to claim 1, is characterized in that, described tobacco tar amount state value is flow through the electric current in described tobacco tar detection module on the pin connecting outside oil storage cotton.
3. electronic cigarette controller according to claim 1, is characterized in that, described smoking detection module is 4 smoking threshold values according to the different set of outside miaow head.
4. electronic cigarette controller according to claim 3, is characterized in that, the capacitance when capacitance variation amount that described 4 smoking threshold values equal described outside miaow head is respectively 3%, 6%, 9%, 12%.
5. electronic cigarette controller according to claim 1, it is characterized in that, described control chip also comprises charging module, the output port of described charging module is connected with described control module, driver module respectively, and the charging input end mouth of described charging module realizes charge function for connecting external power source.
6. electronic cigarette controller according to claim 5, it is characterized in that, described charging module comprises interconnective charging voltage detecting unit and charging control unit, described charging voltage detecting unit is used for the charging voltage of the lithium battery detecting exterior arrangement in real time, and described charging control unit controls charging current according to described charging voltage.
7. electronic cigarette controller according to claim 5, is characterized in that, the output port of described charging module and charging input end mouth are multiplexing port, and described multiplexing port is used for charging and discharging.
8. electronic cigarette controller according to claim 1, is characterized in that, described control chip also comprises the display module be connected with described control module, and described display module is for showing smoking state, tobacco tar amount state and charged state.
9. electronic cigarette controller according to claim 1; it is characterized in that; also comprise the protection module be connected with described control module; described protection module comprises short-circuit protection unit and open-circuit-protection unit; for when outside heating wire open circuit or short circuit, send open circuit signaling to described control module or short-circuit signal makes described control module stop sending drive control signal.
10. an electronic cigarette, comprise miaow head, heater strip and oil storage cotton, it is characterized in that, also comprise the electronic cigarette controller described in any one of claim 1 ~ 9, described miaow head is connected with described smoking detection module, described heater strip is connected with described driver module, and described oil storage cotton is connected with described tobacco tar detection module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420337728.9U CN204070530U (en) | 2014-06-23 | 2014-06-23 | Electronic cigarette controller and electronic cigarette |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420337728.9U CN204070530U (en) | 2014-06-23 | 2014-06-23 | Electronic cigarette controller and electronic cigarette |
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| CN204070530U true CN204070530U (en) | 2015-01-07 |
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| CN201420337728.9U Active CN204070530U (en) | 2014-06-23 | 2014-06-23 | Electronic cigarette controller and electronic cigarette |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104106844A (en) * | 2014-06-23 | 2014-10-22 | 深圳市麦克韦尔科技有限公司 | Electronic cigarette controller and electronic cigarette |
| CN104770884A (en) * | 2015-02-13 | 2015-07-15 | 深圳市励创微电子有限公司 | Electronic cigarette control chip and electronic cigarette |
| WO2016112541A1 (en) * | 2015-01-16 | 2016-07-21 | 惠州市吉瑞科技有限公司 | Electronic cigarette for automatically controlling atomising power and method for same |
| WO2016112542A1 (en) * | 2015-01-16 | 2016-07-21 | 惠州市吉瑞科技有限公司 | Atomizer, electronic cigarette and liquid level detection method |
| CN107156911A (en) * | 2017-05-27 | 2017-09-15 | 深圳市合元科技有限公司 | Electronic cigarette and application method |
| CN107249360A (en) * | 2015-01-28 | 2017-10-13 | 惠州市吉瑞科技有限公司 | A kind of electronic cigarette and method for showing tobacco tar surplus |
| CN107404938A (en) * | 2015-05-29 | 2017-11-28 | 惠州市吉瑞科技有限公司深圳分公司 | Battery component, atomizing component, electronic cigarette and the method for preventing oil-free smoking |
| CN107846980A (en) * | 2015-08-06 | 2018-03-27 | 菲利普莫里斯生产公司 | The method horizontal for measuring the vapor precursors in atomizing cartridge |
| CN110543112A (en) * | 2019-07-16 | 2019-12-06 | 深圳瀚星翔科技有限公司 | Short-circuit rapid protection structure, method, power supply and electronic cigarette |
| CN111449297A (en) * | 2020-04-22 | 2020-07-28 | 深圳市湃科集成技术有限公司 | Electron cigarette miaow head and electron cigarette |
-
2014
- 2014-06-23 CN CN201420337728.9U patent/CN204070530U/en active Active
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104106844A (en) * | 2014-06-23 | 2014-10-22 | 深圳市麦克韦尔科技有限公司 | Electronic cigarette controller and electronic cigarette |
| CN104106844B (en) * | 2014-06-23 | 2017-10-10 | 深圳麦克韦尔股份有限公司 | Electronic cigarette controller and electronic cigarette |
| WO2016112542A1 (en) * | 2015-01-16 | 2016-07-21 | 惠州市吉瑞科技有限公司 | Atomizer, electronic cigarette and liquid level detection method |
| WO2016112541A1 (en) * | 2015-01-16 | 2016-07-21 | 惠州市吉瑞科技有限公司 | Electronic cigarette for automatically controlling atomising power and method for same |
| CN107249360A (en) * | 2015-01-28 | 2017-10-13 | 惠州市吉瑞科技有限公司 | A kind of electronic cigarette and method for showing tobacco tar surplus |
| CN104770884B (en) * | 2015-02-13 | 2017-07-25 | 深圳市励创微电子有限公司 | Electronic cigarette control chip and electronic cigarette |
| CN104770884A (en) * | 2015-02-13 | 2015-07-15 | 深圳市励创微电子有限公司 | Electronic cigarette control chip and electronic cigarette |
| CN107404938A (en) * | 2015-05-29 | 2017-11-28 | 惠州市吉瑞科技有限公司深圳分公司 | Battery component, atomizing component, electronic cigarette and the method for preventing oil-free smoking |
| CN107846980A (en) * | 2015-08-06 | 2018-03-27 | 菲利普莫里斯生产公司 | The method horizontal for measuring the vapor precursors in atomizing cartridge |
| US11679211B2 (en) | 2015-08-06 | 2023-06-20 | Altria Client Services Llc | Method for measuring a vapor precursor level in a cartomizer of an electronic vaping device and/or an electronic vaping device configured to perform the method |
| CN107156911A (en) * | 2017-05-27 | 2017-09-15 | 深圳市合元科技有限公司 | Electronic cigarette and application method |
| CN110543112A (en) * | 2019-07-16 | 2019-12-06 | 深圳瀚星翔科技有限公司 | Short-circuit rapid protection structure, method, power supply and electronic cigarette |
| CN111449297A (en) * | 2020-04-22 | 2020-07-28 | 深圳市湃科集成技术有限公司 | Electron cigarette miaow head and electron cigarette |
| CN111449297B (en) * | 2020-04-22 | 2023-09-05 | 深圳市湃科集成技术有限公司 | Electronic cigarette miaow head and electronic cigarette |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN SMOORE LTD. Free format text: FORMER NAME: SHENZHEN MICROVAPOR TECHNOLOGY CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 518102 Guangdong city of Shenzhen province Baoan District Xixiang Shu Dongcai Industrial Zone No. 16 8 2 floor Patentee after: SHENZHEN MAIKEWEIER CO., LTD. Address before: 518102 Guangdong city of Shenzhen province Baoan District Xixiang Shu Dongcai Industrial Zone No. 16 8 2 floor Patentee before: SHENZHEN MICROVAPOR TECHNOLOGY CO., LTD. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 518000 Guangdong city of Shenzhen province Baoan District Xixiang street guwu community Dongcai Industrial Zone No. 16 Patentee after: Shenzhen Mcwell Technology Co., Ltd. Address before: 518102 Guangdong city of Shenzhen province Baoan District Xixiang Shu Dongcai Industrial Zone No. 16 8 2 floor Patentee before: SHENZHEN MAIKEWEIER CO., LTD. |