WO2015180089A1 - Electronic cigarette performance test apparatus and test method - Google Patents

Abstract

An electronic cigarette performance test apparatus and a test method. The electronic cigarette performance test apparatus comprises a sleeve (203) and a piston inserted in the sleeve (203). The piston and the sleeve (203) enclose to form a smog collecting cavity. The sleeve is also provided with an air inlet in communication with the smog collecting cavity. The air inlet is in communication with a mouthpiece of an electronic cigarette by means of an air inlet pipe (202). The piston is used for extracting air in the electronic cigarette to simulate a smoking action. An air inlet one-way valve is disposed in the air inlet. The electronic cigarette performance test apparatus also comprises a control module (205) and comprises a drive mechanism (204) and a negative-pressure detection instrument (207) both electrically connected to the control module (205). The drive mechanism (204) is used for driving the piston to move, so as to implement air extraction. The negative-pressure detection instrument (207) is used for sensing a negative-pressure value in the air inlet pipe (202). The control module (205) is used for controlling ON and OFF of the drive mechanism (204) and determining ventilation performance of the electronic cigarette according to the negative-pressure value.

Description

 Electronic cigarette performance testing device and testing method Technical field

 The invention relates to the technical field of electronic cigarette performance testing, in particular to an electronic cigarette performance testing device and a testing method.

Background technique

As an alternative to cigarettes, electronic cigarettes are mainly evaluated in the following inventions: 1) Sensitivity performance, which is expressed by the smokers who need to turn on the ignition of electronic cigarettes during smoking; 2) Ventilation and helium performance, as The smoker smokes in the smoking process. Specifically, the smoker feels that the inhalation is smooth when smoking the electronic cigarette. Generally speaking, the good electronic cigarette inhalation is relatively smooth, and it is close to the feeling of smoking true smoke; The amount of smoke, the amount of smoke per mouth is enough, generally speaking, the amount of good electronic cigarette smoke feels more; 4) battery life, generally the longer the battery is used, the better the performance of electronic cigarette 5) nebulizer life, poor quality electronic cigarette product atomizer is very easy to damage, the longer the life of the atomizer, the better the performance of the electronic cigarette; 5) the capacity of the cartridge, generally refers to the cartridge The larger the capacity, the better the performance of the electronic cigarette.

In the prior art, performance tests of electronic cigarettes, such as ventilation performance, smoke circulation performance, and atomization performance, are all tested by manual mouth suction. This type of testing works slowly, is inefficient, wastes manpower, increases costs, extends the development cycle, and has too many human factors, and the test results are inaccurate and unsanitary.

Summary of the invention

 In view of the above drawbacks, the present invention provides an electronic cigarette performance testing device and a testing method capable of accurately and efficiently detecting the performance of an electronic cigarette.

The invention provides an electronic cigarette performance testing device, comprising a sleeve and a piston inserted in the sleeve, the piston and the sleeve enclosing a smoke collecting cavity, the sleeve also having the smoke Collecting an air inlet communicating with the cavity, the air inlet is connected to the cigarette holder of the electronic cigarette through an air inlet tube, and the piston is used for pumping the electronic cigarette to simulate a smoking action;

 The intake port has an intake check valve for preventing gas from being drawn into the sleeve from escaping;

 The electronic cigarette performance testing device further includes a control module and a driving mechanism and a negative pressure detector electrically connected to the control module; wherein

 The driving mechanism is configured to drive the piston to move to achieve pumping;

The negative pressure detector is connected to the intake pipe through an intake manifold for sensing a negative pressure value in the intake pipe, and transmitting the negative pressure value to the control module;

 The control module is configured to control opening and closing of the driving mechanism and determine a ventilation performance of the electronic cigarette according to the negative pressure value.

In the above-mentioned electronic cigarette performance testing device, the sleeve is further provided with an air outlet communicating with the smoke collecting chamber, and the air outlet is communicated with the outside through an air outlet; the air outlet has an air outlet check valve for The external gas is prevented from flowing into the smoke collecting chamber.

In the above electronic cigarette performance testing device, the control module is further configured to control the driving mechanism to drive the piston to discharge the drawn gas to determine the atomization performance of the electronic cigarette.

The above-mentioned electronic cigarette performance testing device further includes an alarm device electrically connected to the control module, and the alarm device is configured to issue an alarm according to the determination result of the control module.

 The above-described electronic cigarette performance testing device further includes a clamping device for clamping the electronic cigarette.

In the above-described electronic cigarette performance testing device, the clamping device includes a fixing seat and a resilient receiving member on the fixing seat for accommodating the cigarette holder of the electronic cigarette, the elastic receiving member and the air inlet tube Connected.

The electronic cigarette performance testing device further includes an inner hollow box, wherein the piston, the control module, the driving mechanism and the clamping device are all located in the box, and the alarm device is fixed on the outer wall of the box body. on.

 In the above-described electronic cigarette performance testing device, the driving mechanism includes a cylinder and a solenoid valve for controlling intake or exhaust of the cylinder.

 In the above electronic cigarette performance testing device, the driving mechanism includes a motor and a transmission mechanism connected between the motor and the piston.

 In the above electronic cigarette performance testing device, the transmission mechanism is a screw slide mechanism.

 The invention also provides a method for testing the performance of an electronic cigarette, comprising the following steps:

 S1, the control module controls the driving mechanism to drive the piston to pump the electronic cigarette to simulate the smoking action;

 S2, the negative pressure detector detects the negative pressure value in the intake pipe during pumping, and sends the detected negative pressure value to the control module;

 S3. The control module determines the detected negative pressure value to determine the ventilation performance of the electronic cigarette.

 In the above electronic cigarette performance testing method, the step S3 includes the following steps:

 Presetting a range of negative pressure values in the control module;

Determining whether the detected negative pressure value is within the preset negative pressure value range; if yes, the electronic cigarette has good ventilation performance; otherwise, the electronic cigarette has poor ventilation performance.

 The above electronic cigarette performance testing method further includes:

 S4. When the detected negative pressure value is not within the preset negative pressure value range, the control module controls the alarm device to issue an alarm.

 The above electronic cigarette testing method further includes the following steps:

 The control module controls the driving mechanism to drive the piston to move the exhausted gas;

 Judging the atomization performance of the electronic cigarette according to the color of the exhausted gas;

 When the discharged gas is white, the atomization performance of the electronic cigarette is good.

The utility model has the beneficial effects of implementing the electronic cigarette performance testing device of the invention: in the electronic cigarette performance testing device and method according to the invention, the negative pressure value of the electronic cigarette during smoking is detected by setting the negative pressure detector, and the control module is passed Judging the detected negative pressure value, thereby directly characterizing the ventilation performance of the electronic cigarette with the test data, so the test result is accurate and the work efficiency is high; and the test device and method are reproducible for all electronic cigarettes, so Test e-cigarettes in batches. In addition, the atomization performance of the electronic cigarette is also judged based on the color of the smoke discharged from the electronic cigarette performance testing device.

DRAWINGS

 The present invention will be further described below in conjunction with the accompanying drawings and embodiments, in which:

 1 is a block diagram showing the working principle of the electronic cigarette performance testing device of the present invention;

 2 is a schematic structural view of an electronic cigarette performance testing device of the present invention;

 Fig. 3 is a schematic view showing the structure of the holding device shown in Fig. 2.

detailed description

In the electronic cigarette performance testing device and method according to the present invention, the negative pressure value of the electronic cigarette when smoking is detected by setting a negative pressure detector, and the detected negative pressure value is judged by the control module, thereby directly using the test The data characterizes the aeration performance of the electronic cigarette, so the test results are accurate and fair; and the test device and method are reproducible for all electronic cigarettes, and thus can be used for batch testing of electronic cigarettes. In addition, the atomization performance of the electronic cigarette is also judged based on the color of the smoke discharged from the electronic cigarette performance testing device.

The electronic cigarette performance testing device provided in FIG. 1 and FIG. 2 is used for testing the ventilation performance, atomization performance, and the like of the electronic cigarette 100. The electronic cigarette performance testing device includes an inductive switch, a clamping device 201, a negative pressure detector 207, a sleeve 203, a piston (not labeled), a drive mechanism 204, a control module 205, an alarm device 206, and a housing 300.

In the present embodiment, the box body 300 is substantially hollow and has a rectangular parallelepiped shape. The box body 300 is mounted with a carrier plate 301, an inductive switch, a clamping device 201, a negative pressure detector 207, a sleeve 203, and a piston. The driving mechanism 204 and the control module 205 are all accommodated inside the box 300 and fixedly mounted on the carrier board 301. The alarm device 206 is mounted on the outer wall of the cabinet 300 to facilitate the rapid detection of alarm information during the test.

 The electronic cigarette 100 is mounted in the holding device 201. The piston is inserted into the sleeve 203 and encloses a smoke collecting chamber with the sleeve 203.

The sleeve 203 also has an air inlet and an air outlet that communicate with the smoke collection chamber. The intake port communicates with the mouthpiece of the electronic cigarette 100 through the intake pipe 202, and the sleeve 203 is used to pump the electronic cigarette 100 to simulate a smoking action. The air inlet has an intake check valve 209 for preventing the gas drawn into the sleeve 203 from escaping; the air outlet is connected to the outside through the air outlet pipe 210, and the air outlet has an air outlet check valve 208 for making The gas in the smoke collecting chamber is discharged through the gas outlet pipe 210 and prevents external gas from entering the smoke collecting chamber.

The drive mechanism 204 is coupled to the piston and is electrically coupled to the control module 205. The drive mechanism 204 is configured to drive piston movement in accordance with an instruction of the control module 205 to effect pumping or venting. In one embodiment, the drive mechanism 204 includes a commercially available cylinder and a solenoid valve for controlling cylinder intake or exhaust, wherein the piston of the cylinder is inserted into the sleeve 203 to effect a pumping or exhausting action.

In another embodiment, referring to FIG. 3, the drive mechanism 204 includes a motor and a transmission. In this embodiment, the transmission mechanism is a commercially available screw slide module. The screw slide table module converts the rotary motion of the motor during operation into a linear motion of the piston through the transmission mechanism, thereby pushing the piston movement to realize the action of pumping or exhausting. In this embodiment, the drive shaft of the motor is screwed to one end of the screw, and after the motor is started, the rotary motion of the motor is converted into a linear motion by the screw, and the other end of the screw and the slider on the slide One end is fixedly connected to drive the slider to move; the other end of the slider is fixedly connected with the piston, thereby driving the piston to move. The design of such a transmission mechanism in the device makes it possible to achieve a compact connection between the various structures of the device, so that the device is compact in structure.

The negative pressure detector 207 is a commercially available negative pressure detector that communicates with the intake pipe 202 through a branch pipe and is electrically connected to the control module 205 for detecting a negative pressure value in the intake pipe 202 and a negative pressure value. Send to control module 205.

The preset value of the negative pressure value for determining whether the detected negative pressure value is normal is preset in the control module 205 for controlling the opening and closing of the driving mechanism 204 and determining the ventilation performance of the electronic cigarette according to the negative pressure value.

The alarm device 206 is electrically connected to the control module 205. When the control module 205 determines that the ventilation performance of the electronic cigarette 100 is poor, the command control alarm device 206 issues an alarm to prompt the user.

In this embodiment, the inductive switch is electrically connected to the control module 205 for detecting whether the electronic cigarette 100 to be detected is inserted on the clamping device 201. The inductive switch includes an inductive probe 212 mounted on the clamping device 201 and a sensor regulating valve 211 mounted on an outer wall of the housing 300. In this embodiment, the inductive switch is a photosensitive switch, and the inductive probe is a fiber optic sensing probe (also referred to as a fiber optic sensor). When the electronic cigarette 100 is inserted into the clamping device 201, the inductive probe 212 senses a change in light, thereby A signal is sent to the control module 205, which controls the movement of the drive mechanism 204 to pump the electronic cigarette 100.

The clamping device 201 is fixedly mounted on the carrier plate 301, and includes a fixing base 201a for inserting the electronic cigarette 100 and a mounting base 201b for mounting the sensing probe 212. The fixing base 201a and the mounting base 201b are two flat plates that are perpendicular to each other. Fixing seat 201a One side of the fixing base 201a is fixedly connected to the supporting plate 301, and the other side of the fixing base 201a is used for fixing the elastic accommodating member 201c made of silicone rubber for the electronic cigarette 100. The use of the silica gel allows the mouthpiece to be more closely fitted to the elastic receiving member 201c, thereby preventing the smoke from leaking out.

 Further, the test method of the electronic cigarette performance testing device will be described in detail.

 The test method includes the following steps:

 When the sensor switch detects that the electronic cigarette 100 is inserted on the clamping device 201, it sends a signal to the control module 205;

 The control module 205 controls the driving mechanism 204 to drive the piston to pump the electronic cigarette 100 to simulate a smoking action;

 The negative pressure detector 207 detects the negative pressure value in the intake pipe 202 when pumping, and sends the detected negative pressure value to the control module 205;

The control module 205 determines the detected negative pressure value to determine the ventilation performance of the electronic cigarette, specifically, presets a normal negative pressure value range in the control module 205; and determines whether the detected negative pressure value is at a preset negative If the pressure value is within the range of pressure; if so, the ventilation performance of the electronic cigarette 100 is good; otherwise, the ventilation performance of the electronic cigarette 100 is not good, that is, helium gas, air leakage, and the like may occur.

When the control module 205 determines that the performance of the electronic cigarette 100 is not good (ie, the negative pressure value is not within the preset negative pressure value range), the control alarm device 206 issues an alarm to alert the user.

When the venting performance test is completed, the control module 205 controls the drive mechanism 204 to move in the opposite direction to push the piston to move the smoke collected in the sleeve 203 and expel the smoke from the air outlet. The user judges the atomization performance of the electronic cigarette according to the color of the discharged smoke. When the discharged smoke is white, it indicates that the amount of smoke discharged is large, and the atomization performance of the electronic cigarette is good; otherwise, the atomization performance of the electronic cigarette not good.

It is to be understood that those skilled in the art will be able to make modifications and changes in accordance with the above description, and all such modifications and variations are intended to be included within the scope of the appended claims.

Claims (14)

An electronic cigarette performance testing device, characterized in that A sleeve (203) and a piston interposed in the sleeve (203), the piston and the sleeve (203) enclose a smoke collecting chamber, and the sleeve (203) further has An air inlet communicating with the smoke collecting chamber, the air inlet communicating with the cigarette holder of the electronic cigarette (100) through an air inlet pipe (202) for pumping the electronic cigarette (100) to simulate a smoking action; The intake port has an intake check valve (209) therein, and the intake check valve (209) is configured to prevent gas in the drawn sleeve (203) from escaping; The electronic cigarette performance testing device further includes a control module (205) and a driving mechanism (204) and a negative pressure detector (207) electrically connected to the control module (205); wherein The driving mechanism (204) is configured to drive the piston to move to achieve air pumping; The negative pressure detector (207) is in communication with the intake pipe (202) through an intake manifold for sensing a negative pressure value in the intake pipe (202), and transmitting the negative pressure value to the Control module (205); The control module (205) is configured to control opening and closing of the driving mechanism (204) and determine a ventilation performance of the electronic cigarette (100) according to the negative pressure value. The electronic cigarette performance testing device according to claim 1, wherein the sleeve (203) is further provided with an air outlet communicating with the smoke collecting chamber, and the air outlet passes through the air outlet tube (210) and the outside. Connected; the air outlet has an air outlet check valve (208) for preventing the external gas from flowing into the smoke collecting chamber. The electronic cigarette performance testing device according to claim 2, wherein the control module (205) is further configured to control the driving mechanism (204) to drive the piston to discharge the drawn gas to determine the electronic Atomization performance of smoke (100). The electronic cigarette performance testing device according to claim 3, further comprising an alarm device (206) electrically connected to the control module (205), the alarm device (206) being used according to the control module The judgment result of (205) gives an alarm. The electronic cigarette performance testing device according to claim 4, further comprising a clamping device (201) for clamping the electronic cigarette (100). The electronic cigarette performance testing device according to claim 5, wherein the clamping device (201) comprises a fixing base (201a) and is located on the fixing base (201a) for accommodating the electronic cigarette (100) The elastic receiving member (210c) of the mouthpiece, the elastic receiving member (210c) is in communication with the intake pipe (202). The electronic cigarette performance testing device according to claim 6, further comprising an inner hollow box (300), the piston, the control module (205), the driving mechanism (204), and the clamping device (201) Both are located in the case (300), and the alarm device (206) is fixed on the outer wall of the case (300). The electronic cigarette performance testing apparatus according to claim 1, wherein said driving mechanism (204) includes a cylinder and a solenoid valve for controlling intake or exhaust of said cylinder. The electronic cigarette performance testing apparatus according to claim 1, wherein said driving mechanism (204) includes a motor and a transmission mechanism coupled between said motor and said piston. The electronic cigarette performance testing device according to claim 9, wherein the transmission mechanism is a screw slide mechanism. An electronic cigarette performance testing method, characterized in that the method comprises the following steps: S1 The control module (205) controls the driving mechanism (204) to drive the piston to pump the electronic cigarette (100) to simulate a smoking action; S2 The negative pressure detector (207) detects the negative pressure value in the intake pipe (202) during pumping, and transmits the detected negative pressure value to the control module (205); S3. The control module (205) determines the detected negative pressure value to determine the ventilation performance of the electronic cigarette (100). The electronic cigarette performance testing method according to claim 11, wherein the step S3 comprises the following steps: Presetting a range of negative pressure values in the control module (205); Determining whether the detected negative pressure value is within the preset negative pressure value range; if yes, the electronic cigarette (100) has good ventilation performance; otherwise, the electronic cigarette (100) ventilation performance not good. The method for testing the performance of an electronic cigarette according to claim 12, further comprising: S4 The control module (205) controls the alarm device (206) to issue an alarm when the detected negative pressure value is not within the preset negative pressure value range. The electronic cigarette testing method according to claim 11, further comprising the steps of: The control module (205) controls the drive mechanism (204) to drive the piston to move the exhausted gas; Determining the atomization performance of the electronic cigarette (100) according to the color of the exhausted gas; When the discharged gas is white, the atomization performance of the electronic cigarette (100) is good.