CN107727264B - Electronic cigarette temperature detection device - Google Patents
Electronic cigarette temperature detection device Download PDFInfo
- Publication number
- CN107727264B CN107727264B CN201711100925.3A CN201711100925A CN107727264B CN 107727264 B CN107727264 B CN 107727264B CN 201711100925 A CN201711100925 A CN 201711100925A CN 107727264 B CN107727264 B CN 107727264B
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- electronic cigarette
- thermocouple
- radial
- temperature
- axial
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- 239000003571 electronic cigarette Substances 0.000 title claims abstract description 100
- 238000001514 detection method Methods 0.000 title claims abstract description 27
- 239000000523 sample Substances 0.000 claims abstract description 39
- 238000010438 heat treatment Methods 0.000 claims abstract description 34
- 238000006073 displacement reaction Methods 0.000 claims abstract description 13
- 235000019504 cigarettes Nutrition 0.000 claims abstract description 3
- 238000000889 atomisation Methods 0.000 claims description 30
- 230000000391 smoking effect Effects 0.000 claims description 13
- 239000000779 smoke Substances 0.000 abstract description 13
- 238000013461 design Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 2
- 238000009529 body temperature measurement Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000002663 nebulization Methods 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
- 230000036760 body temperature Effects 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
- 235000019505 tobacco product Nutrition 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/0205—Mechanical elements; Supports for optical elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/48—Thermography; Techniques using wholly visual means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
- G01K1/146—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations arrangements for moving thermometers to or from a measuring position
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
An electron cigarette temperature-detecting device, its characterized in that: the device comprises a workbench, a radial displacement table, a lifting table, a radial thermocouple seat, a radial thermocouple, an axial thermocouple seat, a probe seat, an infrared probe, an electronic cigarette and a data acquisition system; the data acquisition system is respectively connected with the axial thermocouple, the radial thermocouple and the infrared probe through data wires. According to the invention, the axial thermocouple, the radial thermocouple and the infrared probe are used for respectively measuring the axial temperature distribution and the radial temperature distribution of the electronic cigarette atomizing cavity and the surface temperature of the heating wire of the electronic cigarette, so that the relation between the temperature of the heating wire and the temperature of main stream smoke can be established, and support is provided for reasonable design of the heating system of the electronic cigarette. The temperature detection device solves the problem of main stream smoke temperature detection of the electronic cigarette, has high data acquisition frequency, and can objectively and truly restore the temperature change process. The device is reasonable in structure, convenient to assemble and quick to operate, and can effectively control the detection cost.
Description
Technical field:
the invention relates to a temperature detection device, in particular to an electronic cigarette temperature detection device which can detect the temperature distribution of an atomization cavity of an electronic cigarette and the surface temperature of a heating wire and can acquire and record related data by a data acquisition system.
The background technology is as follows:
the electronic cigarette realizes humanized functions such as airflow induction, smoke simulation, smoke temperature simulation and the like through a modern microelectronic technology, and the core of the electronic cigarette smoke generation is the control of the temperature of an atomization area. The requirements on how to obtain key temperature characteristics (the surface of a heating wire and the temperature of the smoke formed by atomization) of an atomization area in the aspects of product design, research field, smoke characteristic analysis and the like are increasingly revealed.
The atomizing device and the electronic cigarette (CN 201420788325.6, CN 201410765761.6) containing the atomizing device disclose a temperature-controllable atomizing device, wherein the temperature measuring core is characterized in that a heating element is electrically connected with a temperature-sensitive element, namely in a contact type measuring mode. A temperature-controllable electronic cigarette atomizing device (CN 201410644404.4, CN 201420680833.2) discloses a temperature-controllable atomizing device, which is characterized in that a visible temperature control device is used, wherein an NTC temperature measuring element is used, and the NTC temperature measuring element in the patent is a thermistor temperature measuring element and a contact type measuring mode. The temperature control system and the electronic cigarette (CN 201520073371.2, CN 201510059433.9) containing the temperature control system are characterized in that the controller is respectively and electrically connected with the power supply device and the temperature control switch, and the heating element is electrically connected with the power supply device and is also a contact type temperature measurement and control mode. The electronic cigarette atomization temperature control circuit and the temperature-controllable electronic cigarette atomization core (CN 201520421059.8) disclose that the temperature measuring element is arranged near the atomization heating device. Intelligent temperature control type electronic cigarette atomizing device and electronic cigarette (CN 201510457574.6) based on ceramic heating, discloses that the temperature control chip controls the heating temperature of a metal heating film by changing the resistance value of the temperature control chip. The power control circuit and the power control method (CN 201510749401.1) of the electronic cigarette disclose the sensed temperature of the detection heating wire in the steps, but do not explain what temperature measuring mode is adopted. An electronic cigarette with thermometer function (CN 201521058163.1) discloses an electronic cigarette device with a thermometer, but does not explain what temperature measuring mode is adopted. A health monitoring and early warning intelligent electronic cigarette system (CN 201620005381.7) is disclosed, wherein a window is arranged on an electronic cigarette main body, an infrared temperature measuring unit positioned in the window receives infrared rays emitted by a human body to obtain a human body temperature signal, and the human body temperature signal is used for monitoring whether the human body temperature is normal or not and for human body health assessment. The body of the ceramic heating element and the electronic cigarette (CN 201620409066.0, CN 201610298045.0) using the ceramic heating element comprises a heating circuit and a temperature measuring part, and a contact type temperature measuring method is adopted. An electronic cigarette heating circuit and the electronic cigarette (CN 201621208327.9) are disclosed, which comprise a temperature measuring unit for measuring the temperature of tobacco products, wherein the output end of the temperature measuring unit is connected with the second input end of the control unit, and the temperature measuring unit is also connected with a power supply port of the power supply unit, but does not explain what temperature measuring mode is adopted.
In summary, the temperature measurement of the atomization region of the electronic cigarette is already adopted in some electronic cigarette designs, but a contact type single-point measurement heating device temperature is adopted in a common temperature measurement mode, and the contact type single-point measurement heating device temperature is used for detecting temperature information at the temperature and controlling heating power to control smoke generation. Because the heating device has a certain surface area and uneven temperature distribution, the measurement mode can not acquire detailed temperature characteristics of an atomization area, and difficulty is brought to the fine design of products and the deep research of researchers on the atomization characteristics of the electronic cigarette.
The invention comprises the following steps:
the invention aims to provide an electronic cigarette temperature detection device aiming at the difficulty in detecting the temperature of the smoke of the electronic cigarette. The invention provides a measurement mode combining infrared and micro thermocouples aiming at the acquisition of temperature information of an atomization area of an electronic cigarette, which can simultaneously acquire the surface temperature of a heating wire and the temperature characteristics of smoke formed by the atomization area and is used for research of the characteristics of electronic smog and development of related products.
The aim of the invention is realized by the following technical scheme: the electronic cigarette temperature detection device comprises a workbench, a radial displacement table, a lifting table, a radial thermocouple seat, a radial thermocouple, an axial thermocouple seat, a probe seat, an infrared probe, an electronic cigarette and a data acquisition system; the electronic cigarette is fixed on the workbench through a limiting block, the axial thermocouple seat is directly arranged at the top end of the electronic cigarette, and the axial thermocouple is arranged in the axial thermocouple seat and can be inserted into the electronic cigarette atomization cavity through a detection hole formed in advance in the top of the electronic cigarette to detect the axial temperature; the radial moving table is arranged on one side of the workbench, the radial thermocouple seat is fixed on the radial moving table, and the radial thermocouple is arranged in the radial thermocouple seat and can be inserted into the electronic cigarette atomization cavity through a detection hole which is formed in advance in the side surface of the bottom of the electronic cigarette to detect the radial temperature; the lifting table is arranged below the workbench, the probe seat is fixed on the lifting table, the infrared probe is arranged on the probe seat and focuses on the surface of the heating wire of the electronic cigarette for measuring the temperature through an infrared detection port reserved on the workbench surface, and the infrared probe and the electronic cigarette are coaxially arranged; the data acquisition system is arranged on one side of the workbench and is respectively connected with the axial thermocouple, the radial thermocouple and the infrared probe through data wires.
In the invention, the suction nozzle of the electronic cigarette is communicated with the smoking machine through the hose, and the electronic cigarette is smoked by setting a certain smoking mode.
The axial thermocouple is inserted into the axial depth of the electronic cigarette atomizing cavity through manual control, and the radial thermocouple is inserted into the radial depth of the electronic cigarette atomizing cavity through horizontal movement of the radial moving table. The infrared probe focuses the heating wire of the electronic cigarette through the up-and-down displacement of the lifting table. The temperature of the electronic cigarette can be measured in multiple directions.
The specific detection steps of the electronic cigarette temperature detection device are as follows:
(1) The radial displacement table is regulated to detect the temperatures of different radial positions in the electronic cigarette atomization area through a radial thermocouple;
(2) Adjusting the insertion depth of the axial thermocouple into the atomization zone to detect the temperatures of different positions of the atomization zone along the axial direction;
(3) Adjusting the lifting table to enable the infrared probe to focus on the surface of the heating wire of the electronic cigarette;
(4) Starting an external smoking machine to enable the electronic cigarette to enter a working state;
(5) Collecting and recording data by a data collecting system;
the test principle of the invention is as follows: the infrared probe is focused on the surface of the heating wire of the electronic cigarette by adjusting the lifting table, the thermocouple is used for detecting the temperature of different positions along the radial direction in the atomization area by adjusting the radial displacement table, and the temperature of different positions along the axial direction in the atomization area is detected by adjusting the depth of the axial thermocouple inserted into the atomization area; and sucking the electronic cigarette by using an external smoking machine, and acquiring and recording data by using a data acquisition system.
The invention has the advantages that: (1) The axial thermocouple, the radial thermocouple and the infrared probe are used for measuring the axial temperature distribution and the radial temperature distribution of the electronic cigarette atomizing cavity and the surface temperature of the heating wire of the electronic cigarette respectively, so that the relation between the temperature of the heating wire and the temperature of main stream smoke can be established, and support is provided for reasonable design of the heating system of the electronic cigarette. (2) The temperature detection device solves the problem of main stream smoke temperature detection of the electronic cigarette, has high data acquisition frequency, and can objectively and truly restore the temperature change process. (3) The external smoking machine is used as a smoking module, so that different force and different speed smoking states can be simulated, and the smoking starting time can be accurately determined, thereby accurately detecting the temperature change of main stream smoke. (4) The device is reasonable in structure, convenient to assemble, quick to operate and capable of effectively controlling detection cost.
Drawings
FIG. 1 is a schematic view of a state of the detecting device of the present invention (both thermocouples are located at shallower positions),
FIG. 2 is a schematic view of another state of the detecting device of the present invention (both thermocouples are located at deep positions),
in the figure: 1. radial displacement platform, 2 thermocouple seat, 3 radial thermocouple, 4 axial thermocouple, 5 axial thermocouple seat, 6 electron cigarette, 7 stopper, 8 workstation, 9 elevating platform, 10 probe seat, 11 infrared probe, 12 data acquisition system.
Fig. 3 is a schematic diagram of the test acquisition control of the present invention.
Figure 4 is information of the temperature distribution of the nebulization region at a power of 0.5w for 3 seconds of pumping,
figure 5 is information of the temperature distribution of the nebulization region at a power of 0.5w for 9 seconds of pumping,
figure 6 is information of the temperature distribution of the nebulization region at a power of 2.0w for 3 seconds of pumping,
figure 7 is information of the temperature distribution of the nebulization region at a power of 2.0w for 9 seconds of pumping,
in fig. 4-7: the abscissa is the radial direction, the ordinate is the axial direction, and the color shade indicates the temperature.
Detailed Description
The present invention is described in further detail below with reference to the accompanying drawings.
As shown in fig. 1-3: the electronic cigarette temperature detection device comprises a workbench 8, a radial displacement table 1, a lifting table 9, a radial thermocouple seat 2, a radial thermocouple 3, an axial thermocouple 4, an axial thermocouple seat 5, a probe seat 10, an infrared probe 11, an electronic cigarette 6 and a data acquisition system 12; the electronic cigarette 6 is fixed on the workbench 8 through a limiting block 7 (the limiting block has the function of fixing the position of the electronic cigarette and preventing the electronic cigarette from moving and rotating), the axial thermocouple seat 5 is directly arranged on the top surface of the electronic cigarette 6, and the axial thermocouple 4 is arranged in the axial thermocouple seat 5 and can be inserted into an electronic cigarette atomization cavity through a detection hole formed in advance in the top of the electronic cigarette to detect the axial temperature; the radial moving table 1 is arranged on one side of the workbench 8, the radial thermocouple seat 2 is fixed on the radial moving table 1, the radial thermocouple 3 is arranged in the radial thermocouple seat 2 and can be inserted into the electronic cigarette atomization cavity through a detection hole which is formed in advance in the side surface of the bottom of the electronic cigarette to detect the radial temperature; the lifting table 9 is arranged below the workbench 8, the probe seat 10 is fixed on the lifting table 9, the infrared probe 11 is arranged on the probe seat 10 and focuses and measures the temperature of the surface of the heating wire of the electronic cigarette through an infrared detection port reserved on the workbench surface, and the infrared probe 11 and the electronic cigarette 6 are coaxially arranged; the data acquisition system 12 is arranged on one side of the workbench and is respectively connected with the axial thermocouple 4, the radial thermocouple 3 and the infrared probe 11 through data wires.
In the invention, the suction nozzle of the electronic cigarette is communicated with the smoking machine through the hose, and the electronic cigarette is smoked by setting a certain smoking mode.
The axial thermocouple 4 is inserted into the axial depth of the electronic cigarette atomizing cavity through manual control, and the radial thermocouple 3 is inserted into the radial depth of the electronic cigarette atomizing cavity through horizontal movement of the radial moving table 1. The infrared probe 11 focuses the heating wire of the electronic cigarette through the up-and-down displacement of the lifting table 9. The temperature of the electronic cigarette can be measured in multiple directions.
Test examples: electronic cigarette atomization area temperature measurement step
1. The electronic cigarette 6 is fixed on the workbench 8, the radial displacement table 1 is fixed on one side of the electronic cigarette on the workbench, the lifting 9 table is fixed below the workbench 8, and the vertical direction is kept with the position of the electronic cigarette 6.
2. The radial thermocouple seat 2 is fixed on the radial displacement table 1, and the radial thermocouple 3 is fixed on the thermocouple seat 2, so that the flue gas temperature radial detection system in the atomization area is formed. The position of the radial thermocouple is adjusted through the displacement table, so that the end part of the thermocouple is positioned at the axis of the atomization area. And the radial thermocouple end part can be accurately positioned at different positions from the side wall of the electronic cigarette atomization area to the axis through the displacement table, and specific position information can be freely set by an operator.
3. The probe seat 10 is fixed on the lifting table 9, and the infrared probe 11 is fixed on the probe seat 10 to form a heating wire surface temperature measurement system. The position of the infrared probe is adjusted through the lifting table, so that the infrared probe is focused on the surface of the heating wire of the electronic cigarette.
4. The axial thermocouple seat 5 is fixed on the upper part of the electronic cigarette 6, and the axial thermocouple 4 is fixed on the axial thermocouple seat 5, so that an atomization area flue gas temperature axial measurement system is formed. The insertion depth of the axial thermocouple is adjusted, so that the end part of the axial thermocouple is positioned at the upper part of the core area of the atomization area, and the insertion depth of the axial thermocouple can be adjusted through population insertion and extraction, so that different positions can be detected.
5. The data wires of the radial thermocouple 3, the infrared probe 11 and the axial thermocouple 4 are connected with a data acquisition system 12. Temperature data measured by different measuring elements are recorded in real time through a data acquisition system.
6. The electronic cigarette is connected with the smoking machine through a hose. And a certain suction mode is set, and the following results are obtained under constant-speed suction for convenience.
7. And starting the data acquisition system, starting the electronic cigarette, and starting the smoking machine to draw. And recording temperature information measured by temperature measuring elements at different positions in real time.
8. And (3) measuring data by the radial thermocouple, regulating the radial thermocouple to the X1 position after the radial thermocouple is stabilized, and continuously regulating the position of the information to be measured to the X2, X3, X4 and other positions after the information to be measured is stabilized, so as to obtain temperature information of different positions.
9. By measuring the obtained temperature information, the temperature of the atomizing area can be plotted in two dimensions, resulting in an atomizing area temperature distribution (see fig. 4, 5, 6, 7).
Claims (3)
1. An electron cigarette temperature-detecting device, its characterized in that: the device comprises a workbench, a radial moving table, a lifting table, a radial thermocouple seat, a radial thermocouple, an axial thermocouple seat, a probe seat, an infrared probe, an electronic cigarette and a data acquisition system; the electronic cigarette is fixed on the workbench through a limiting block, the axial thermocouple seat is directly arranged at the top end of the electronic cigarette, and the axial thermocouple is arranged in the axial thermocouple seat and can be inserted into the electronic cigarette atomization cavity through a detection hole formed in advance in the top of the electronic cigarette to detect the axial temperature; the radial moving table is arranged on one side of the workbench, the radial thermocouple seat is fixed on the radial moving table, and the radial thermocouple is arranged in the radial thermocouple seat and can be inserted into the electronic cigarette atomization cavity through a detection hole which is formed in advance in the side surface of the bottom of the electronic cigarette to detect the radial temperature; the lifting table is arranged below the workbench, the probe seat is fixed on the lifting table, the infrared probe is arranged on the probe seat and focuses on the surface of the heating wire of the electronic cigarette for measuring the temperature through an infrared detection port reserved on the workbench surface, and the infrared probe and the electronic cigarette are coaxially arranged; the data acquisition system is arranged at one side of the workbench and is respectively connected with the axial thermocouple, the radial thermocouple and the infrared probe through data wires; the axial thermocouple is inserted into the axial depth of the electronic cigarette atomizing cavity through manual control, and the radial thermocouple is inserted into the radial depth of the electronic cigarette atomizing cavity through horizontal movement of the radial moving table.
2. The electronic cigarette temperature detection device of claim 1, wherein: the suction nozzle of the electronic cigarette is communicated with the smoking machine through a hose.
3. The electronic cigarette temperature detection device of claim 1, wherein: the infrared probe focuses the heating wire of the electronic cigarette through the up-and-down displacement of the lifting table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711100925.3A CN107727264B (en) | 2017-11-10 | 2017-11-10 | Electronic cigarette temperature detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711100925.3A CN107727264B (en) | 2017-11-10 | 2017-11-10 | Electronic cigarette temperature detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107727264A CN107727264A (en) | 2018-02-23 |
| CN107727264B true CN107727264B (en) | 2023-10-24 |
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ID=61214253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711100925.3A Active CN107727264B (en) | 2017-11-10 | 2017-11-10 | Electronic cigarette temperature detection device |
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| CN (1) | CN107727264B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760065B (en) * | 2018-05-29 | 2021-03-12 | 中国烟草总公司郑州烟草研究院 | Cigarette smoking depth detection method and device based on temperature |
| CN108593132A (en) * | 2018-06-12 | 2018-09-28 | 云南中烟工业有限责任公司 | A kind of measuring device and measuring method of cigarette mainstream flue gas temperature |
| CN111442852B (en) * | 2020-04-24 | 2023-06-13 | 云南中烟工业有限责任公司 | Device and method for detecting surface temperature of heating element in cylindrical cavity |
| CN111642821B (en) * | 2020-07-02 | 2024-07-12 | 云南中烟工业有限责任公司 | Automatic temperature measurement equipment for low-temperature heating non-combustion smoking set |
| CN113218449A (en) * | 2021-05-10 | 2021-08-06 | 苏州神眼安全科技有限公司 | Intelligent temperature-sensing detector and method thereof |
| CN117470384B (en) * | 2023-12-04 | 2024-08-13 | 深圳市鑫鸿佳科技有限公司 | Real-time temperature detection device and detection method for heating sheet of electronic cigarette |
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| CN105571736A (en) * | 2016-02-19 | 2016-05-11 | 云南中烟工业有限责任公司 | Temperature measuring device for measuring radial temperature field of cigarette filter stick |
| CN105606243A (en) * | 2016-02-19 | 2016-05-25 | 云南中烟工业有限责任公司 | Temperature detection device capable of measuring axial temperature field of cigarette filter rod |
| CN106066208A (en) * | 2016-05-26 | 2016-11-02 | 东南大学 | A kind of device and method of coal-fired power station boiler high temperature superheater wall surface temperature on-line monitoring |
| CN207502067U (en) * | 2017-11-10 | 2018-06-15 | 中国烟草总公司郑州烟草研究院 | A kind of electronic cigarette temperature-detecting device |
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